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### [Kanto University Women's Basketball Championship 5th and 7th place deciding match] It will start soon!Matsukage vs Juntendo

** ***If you write the contents roughly*

After this, from 5/8 11:00, the Kanto University Women's Basketball Championship Matsukage University (Women's) vs Juntendo University (Women's) match will be held at Hakuoh University Daikoji Campus.** **

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# 800

**800**(**Eight hundred**, Happy, Yao)Natural number,AlsoIntegerAt799Next to801Is the number before.

## nature

- 800 isComposite numberAnddivisor The 1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800.
- Sum of divisorsIs 1953.
- 195 thExcess numberIs. The previous one798,next804.
- Sum of divisorsodd numberIs the 48st number. The previous one784,next841.

- It is the 18th number with 13 divisors. The previous one768,next828.

- Sum of divisorsIs 1953.
- 1/800 = 0.00125
- ProportionWhen set to 0.125%.
- Reciprocal Finite decimalIs the 27st number. The previous one640,next1000. (Online Integer Sequence DictionarySequence of A003592)

- 182 thHarshad numberIs. The previous one792,next801.
- = 800 2
^{3}+ 4^{3}+ 6^{3}+ 8^{3}- 4 consecutive even numbersCubic sumIs a number that can be represented by. The previous one288However, it is the smallest in the range of natural numbers, and the next is 1792.
*n*= 2*n*^{3}+ (*n*+ 2)^{3}+ (*n*+ 4)^{3}+ (*n*+ 6)^{3}When you see the value of496Next is 1224.- Four positive numbersCube numberIs the 223rd number that can be represented by the sum of. The previous one795,next802. (Online Integer Sequence DictionarySequence of A003327)
- Four different positive numbersCube numberIt is the 1st number that can be represented by one sum of. The previous one was 51, the next one802. (Online Integer Sequence DictionarySequence of A025408)
- = 800 0
^{3}+ 2^{3}+ 4^{3}+ 6^{3}+ 8^{3}- It is a number that can be expressed as an even cubic sum of 5 consecutive even numbers. The previous one280, But the minimum except negative numbers, next is1800.
*n*= 0*n*^{3}+ (*n*+ 2)^{3}+ (*n*+ 4)^{3}+ (*n*+ 6)^{3}+ (*n*+ 8)^{3}When you see the value of495, But smallest in the range of integers, next is1225.

- Even number of natural numbersCubic sumWhen I saw it288Next is 1800.

- There are two numbers where the sum of divisors becomes 800. (513, 597) It is the 2rd number that can be represented by the sum of divisors. The previous one784,next828.
- Sum of each placeIs the 8rd number that becomes 45. The previous one710,next1007.
- = 800 2
^{5}× 5^{2}- Two differentPrime factorWith the product of
*p*^{5}×*q*^{2}Is the 2st number that can be expressed in the form. The previous one288,next972. (Online Integer Sequence DictionarySequence of A179646)- 10 thAchilles numberIs. The previous one675,next864.

*n*= 5 for 2^{n}×*n*^{2}When you see the value of256,next2304. (Online Integer Sequence DictionarySequence of A007758)- 800 = 2 × 20
^{2}*n*= 20 for 2*n*^{2}When viewed as the value of, the previous one is 1, the next is882. (Online Integer Sequence DictionarySequence of A001105)

- 800 = 8 × 10
^{2}*n*= 10 for 8*n*^{2}When you see the value of648,next968. (Online Integer Sequence DictionarySequence of A139098)*n*= 8 for 100*n*When you see the value of700,next900. (Online Integer Sequence DictionarySequence of A044332)

- Two differentPrime factorWith the product of
- = 800 7
^{1}+ 8^{2}+ 9^{3}= (9 − 1) × (9 + 1)^{2}= 9^{3}+ 9^{2}− 9-1*n*= 9*n*^{3}+ (*n*− 1)^{2}+ (*n*− 2) The previous value is567,next1089. (Online Integer Sequence DictionarySequence of A152619)

- = 800 4
^{2}+ 28^{2}= 20^{2}+ 20^{2}- Three differentSquare numberIs the 236rd number that can be represented by the sum of. The previous one797,next801. (Online Integer Sequence DictionarySequence of A004431)
- 2 つ のSquare numberIt is the 2st number that can be represented by one sum of. The previous one was 53, the next one820.

- = 800 12
^{2}+ 16^{2}+ 20^{2}- 3 つ のSquare numberIt is the 1st number that can be represented by one sum of. The previous one was 126, the next one808. (Online Integer Sequence DictionarySequence of A025321)
- Three differentSquare numberIt is the 1st number that can be represented by one sum of. The previous one was 154, the next one808. (Online Integer Sequence DictionarySequence of A025339)

*n*= 800*n*と*n*If you make a number with +1素 数become.*n*と*n*It is the 1th number that becomes a prime number when +96 is arranged. The previous one798Next is 806. (Online Integer Sequence DictionarySequence of A030457)- = 800 30
^{2}- 100*n*= 30*n*^{2}When it is regarded as a value of -100, the previous one is741,next861. (Online Integer Sequence DictionarySequence of A120071)

## Other 800

- 800'sprefix: Octingenti (Latin）
- In Japanese, it is used as a metaphor to show that the number is very large.
- Greengrocer(Yaoya) --However, there is a theory that Aoya's turn.
- Matchfix(Yacho)
- Eight million
- Lie XNUMX
- Really Happiness- Takaaki AzumaAuthor. An essay on recovery from natural disasters.ISBN 978-4-87657-005-8
- UncyclopediaIs an encyclopedia.

- ISO-3166 1(JIS X 0304) Country code 800 isEur-lex.europa.eu eur-lex.europa.eu.
- International phone number800 isInternational freephone.
- America800 in JapanIncoming charge serviceOne of the phone numbers. Usually dialed as 1-1-XXX-XXXX (X is a number).

- 800MHz bandIs in the range of approximately 770MHz to 960MHzfrequencyband.
- America'sSAT (University Admissions Test)Each ofSubjectsHas a total of 800 points.
- Atari 800It is,Atari OfHome computer.
- IXY DIGITAL 800 ISIt is,Canon OfDigital camera.
- 800 series -800 series, 800 seriesRailway car
- Toyota Sports 800It is,Toyota Ofsports car.
- Honda S800It is,Honda Motor Co., Ltd.Sports car.
- Eunos 800It is,マ ツ ダ OfPassenger car.
- Rover 800It is,The United Kingdom OfRoverPassenger car.
- AthleticsEvent
- 800It is,Makoto Kawashima OfNovelAnd based on thisRyuichi HirokiDirector'smovies.
- MONGOL800It is,Lockband.
- Transworld Airlines Flight 800 crashIt is,1996I came toAviation accident.

## An integer between 801 and 899

### 801 to 820

**801** = 3^{2} × 89,Harshad number,Yaoi Ofpun

**802** = 2 x 401, 8 consecutive素 数Sum (83 + 89 + 97 + 101 + 103 + 107 + 109 + 113),Non-tortient

**803** = 11 x 73, Harshad number, sum of 3 consecutive prime numbers (263 + 269 + 271), sum of 9 consecutive prime numbers (71 + 73 + 79 + 83 + 89 + 97 + 101 + 103 + 107)

**804** = 2^{2} × 3 × 67, Harshad number, non-tortient

**805** = 5 × 7 × 23,Wedge number

**806** = 2 x 13 x 31, sphenic number, nontotient, August 1945, 8HiroshimaMMDD

**807** = 3 × 269

**808** = 2^{3} × 101,7-segment displayIn the display ofPoint symmetryIt is a number.

**809** : Prime number, 31stTwin prime(809, 811),Sophie Germain prime,Prime number, August 1945, 8NagasakiMMDD

**810** = 2 × 3^{4} × 5, Harshad number

**811** = 5^{3} + 7^{3} + 7^{3}, Prime numbers, 181 with swapped numbers is also prime numbers, 31st twin prime numbers (809, 811), Chen prime numbers, sum of 5 consecutive prime numbers (151 + 157 + 163 + 167 + 173),JR Kyushu 811 series

**812** = 2^{2} × 7 × 29 = 4^{5} - 3^{5} + 2^{5} - 1^{5} = 28 x 29, number of 28th rectangles

**813** = 3 x 271 = 28^{0} + 28^{1} + 28^{2} ,JR Kyushu 813 series

**814** = 2 × 11 × 37, wedge number, nontortient

**815** = 5 × 163, August 1945, 8HiroshimaHHMM at the time of the atomic bomb explosion,The end of the warMMDD,JR Kyushu 815 series

**816** = 2^{4} × 3 × 17, 16thNumber of triangular pyramids, Zuckerman number

**817** = 19 x 43, sum of three consecutive prime numbers (3 + 269 + 271),JR Kyushu 817 series

**818** = 2 x 409, non-tortient

**819** = 3^{2} × 7 × 13 = 9^{3} + 9^{2} + 9 = 4^{5} - 4^{4} + 4^{3} - 4^{2} + 4 − 1, 13thNumber of quadrangular pyramids (819 = 1^{2} + 2^{2} +… + 13^{2}),JR Kyushu BEC819 series

**820** = 2^{2} × 5 × 41 = 9^{3} + 9^{2} + 9 + 1 = 4^{5} - 4^{4} + 4^{3} - 4^{2} + 4, 40thTriangular number, Harshad number

### 821 to 840

**821** : 素 数, 32ndTwin prime(821, 823),Quadruplet prime (821, 823, 827, 829), swapped numbers281Is also a prime number

**822** = 2 x 3 x 137, sphenic number, sum of 12 consecutive prime numbers (43 + 47 + 53 + 59 + 61 + 67 + 71 + 73 + 79 + 83 + 89 + 97)

**823** : Prime numbers, 32nd twin prime numbers (821, 823), quadruplet prime numbers (821, 823, 827, 829), numbers replaced283Is also a prime number

**824** = 2^{3} × 103, sum of 10 consecutive prime numbers (61 + 67 + 71 + 73 + 79 + 83 + 89 + 97 + 101 + 103), nontotient

**825** = 3 × 5^{2} × 11, Smith number, Harshad number

**826** = 2 × 7 × 59, wedge number

**827** : Prime number, 33rd twin prime number (827, 829), quadruplet prime number (821, 823, 827, 829), sum of 7 consecutive prime numbers (103 + 107 + 109 + 113 + 127 + 131 + 137) , Chen prime

**828** = 2^{2} × 3^{2} × 23, Harshad number,7-segment displayIn the display ofPoint symmetryIt is a number.

**829** : Prime number, 33rd twin prime number (827, 829), quadruplet prime number (821, 823, 827, 829), sum of 3 consecutive prime numbers (271 + 277 + 281), Chen prime number

**830** = 2 x 5 x 83, sphenic number, sum of four consecutive prime numbers (4 + 197 + 199 + 211), nontotient

**831** = 3 x 277, in chat, etc.SlangMeaning of "I love you" (8)The alphabet, Three単 語, From one meaning).

**832** = 2^{6} × 13, Harshad number

**833** = 7^{2} × 17

**834** = 2 x 3 x 139, sphenic number, sum of 6 consecutive prime numbers (127 + 131 + 137 + 139 + 149 + 151), nontotient

**835** = 5 × 167

**836** = 2^{2} × 11 × 19, 2thWeird number

**837** = 3^{3} × 31

**838** = 2 × 419

**839** : Prime, safety prime, Chen prime, sum of 5 consecutive primes (157 + 163 + 167 + 173 + 179)

**840** = 2^{3} × 3 × 5 × 7. It is the 13th highly composite number and has about 32 divisors. The minimum number divisible by all the numbers 1 to 10 except 9, the Harshad number, the sum of twin primes (419 + 421）

### 841 to 860

**841** = 29^{2} = 20^{2} + 21^{2} , 29ndSquare number, Sum of 3 consecutive primes (277 + 281 + 283), sum of 9 consecutive primes (73 + 79 + 83 + 89 + 97 + 101 + 103 + 107 + 109), centered square, centered Hexagon number, octagon number with center

**842** = 2 x 421, non-tortient

**843** = 3 × 281

**844** = 2^{2} × 211, non-tortient

**845** = 5 × 13^{2}

**846** = 2 × 3^{2} × 47, sum of 8 consecutive prime numbers (89 + 97 + 101 + 103 + 107 + 109 + 113 + 127), nontortient, Harshad number

**847** = 7 × 11^{2}

**848** = 2^{4} × 53

**849** = 3 × 283

**850** = 2 × 5^{2} × 17, non-tortient

**851** = 23 x 37,FM OsakaAbbreviation of

**852** = 2^{2} × 3 × 71, 24thPentagon, Smith number "Taiko no Tatsujin"Practice song op.10-4" by 852 combo.

**854** =2 × 7 × 61, wedge number, nontortient

**855** = 3^{2} × 5 × 19

**856** = 2^{3} ×107, pentagon with center

**857** : Prime number, 34stTwin prime(857, 859), sum of three consecutive prime numbers (3 + 281 + 283), Chen prime number, 293 with swapped numbers is also a prime number

**858** = 2 × 3 × 11 × 13,Four element composite number, Nippon Professional Baseball (NPB) The total number of games played by the baseball team in the regular season (since 2015),7-segment displayIn the display ofPoint symmetryIt is a number.

**859** : Prime number, 34th twin prime number (857, 859)

**860** = 2^{2} × 5 × 43, sum of four consecutive prime numbers (4 + 199 + 211 + 223)

### 861 to 880

**861** = 3 × 7 × 41, the 41st triangular number, the 21stHexagon, Sphenic number, smith number

**862** = 2 × 431

**863** : 素 数, Safe prime, Chen prime, sum of 5 consecutive primes (163 + 167 + 173 + 179 + 181), sum of 7 consecutive primes (107 + 109 + 113 + 127 + 131 + 137 + 139), numbers 683 also replaced with a prime number

**864** = 2^{5} × 3^{3}, The sum of twin primes (431 + 433),Harshad number, The sum of 6 consecutive prime numbers (131 + 137 + 139 + 149 + 151 + 157)

**865** = 5 × 173

**866** = 2 x 433 = 13^{3} - 11^{3} , Non-tortient

**867** = 3 × 17^{2}

**868** = 2^{2} × 7 × 31, Nontotient,Professional baseballtotalHome runThe highest number record is 868 (Sadaharu Oh）

**869** = 11 × 79, three consecutive sums of squares (3^{2} + 17^{2} + 18^{2}）

**870** = 2 × 3 × 5 × 29, 29thNumber of rectangles, Harshad number, sum of 10 consecutive prime numbers (67 + 71 + 73 + 79 + 83 + 89 + 97 + 101 + 103 + 107), nontotient

**871** = 13 × 67

**872** = 2^{3} × 109, non-tortient

**873** = 3^{2} × 97 = 1! + 2! + 3! + 4! + 5! + 6!

**874** = 2 × 19 × 23, 19thHexagonal number, Wedge number, sum of the first 23 prime numbers, nontortient,19Minimum Harshad number based on

**875** = 5^{3} × 7

**876** = 2^{2} × 3 × 73

**877** : Prime number,Bell number, Chen prime

**878** = 2 x 439, non-tortient

**879** = 3 × 293

**880** = 2^{4} × 5 × 11,Harshad number

### 881 to 899

**881** : 素 数, 35ndTwin prime(881, 883), the sum of 9 consecutive prime numbers (79 + 83 + 89 + 97 + 101 + 103 + 107 + 109 + 113),Prime number

**882** = 2 × 3^{2} × 7^{2},Harshad number

**883** : Prime number, 35th twin prime number (881, 883), sum of 3 consecutive prime numbers (283 + 293 + 307)

**884** = 2^{2} × 13 × 17

**885** = 3 × 5 × 59,Wedge number

**886** = 2 × 443

**887** : Prime number,Safety prime, Chen prime

**888** = 2^{3} × 3 × 37, sum of eight consecutive prime numbers (8 + 97 + 101 + 103 + 107 + 109 + 113 + 127), Harshad number,7-segment displayIn the display ofPoint symmetryIt is a number.

**889** = 127 x 7 = 1^{3} + 2^{3} + 3^{3} + 5^{3} + 6^{3} + 8^{3} = (3 − 1/2)^{3} + (5 − 1/2)^{3} + (7 − 1/2)^{3} + (11 − 1/2)^{3} + (13 − 1/2)^{3} + (17 − 1/2)^{3}

**890** = 2 x 5 x 89 = 10^{3} - 10^{2} -10, sphenic number, sum of four consecutive prime numbers (4 + 211 + 223 + 227), nontotient

**891** = 3^{4} × 11, the sum of 5 consecutive prime numbers (167 + 173 + 179 + 181 + 191)

**892** = 2^{2} × 223, non-tortient

**893** = 19 x 47,Condiment Ofpun,Yakuza

**894** = 2 × 3 × 149, wedge number, nontortient

**895** = 5 × 179, Smith number

**896** = 2^{7} × 7, the sum of 6 consecutive prime numbers (137 + 139 + 149 + 151 + 157 + 163)

**897** = 3 × 13 × 23, wedge number

**898** = 2 x 449, non-tortient

**899** = 29 × 31

## Related item

- List of articles about numbers
- 100 - 200 - 300 - 400 - 500 - 600 - 700 -
**800**- 900 - 1000 - 800 AD - 800 BC
- 800 era - 8th century BC

800 | 801 | 802 | 803 | 804 | 805 | 806 | 807 | 808 | 809 |
---|---|---|---|---|---|---|---|---|---|

810 | 811 | 812 | 813 | 814 | 815 | 816 | 817 | 818 | 819 |

820 | 821 | 822 | 823 | 824 | 825 | 826 | 827 | 828 | 829 |

830 | 831 | 832 | 833 | 834 | 835 | 836 | 837 | 838 | 839 |

840 | 841 | 842 | 843 | 844 | 845 | 846 | 847 | 848 | 849 |

850 | 851 | 852 | 853 | 854 | 855 | 856 | 857 | 858 | 859 |

860 | 861 | 862 | 863 | 864 | 865 | 866 | 867 | 868 | 869 |

870 | 871 | 872 | 873 | 874 | 875 | 876 | 877 | 878 | 879 |

880 | 881 | 882 | 883 | 884 | 885 | 886 | 887 | 888 | 889 |

890 | 891 | 892 | 893 | 894 | 895 | 896 | 897 | 898 | 899 |

- The numbers in italics are素 数.