Numbers 38,000,000s

A page of the Numeropedia - the Special Encyclopedia of Numbers

30,000,000 31,000,00032,000,00033,000,00034,000,000

35,000,00036,000,00037,000,00038,000,00039,000,000

All Numbers  & [1M] & [10M- [20M] - [30M] - [40M] - [50M] - [60M] - [70M] - [80M] - [90M]  &  [100M]

1  - 10 - 100  - 1000 - 10,000 - 100,000 - 1M - 10M - 100M1B10B - 100B - 1T - 10T - 100T - 1Q ...

38,400,512

[Math.]  A pair of amicable numbers (38400512, 38938288).

 

38,613,965

[Math.]  The 10th square number that is the sum of squares of 2 consecutive numbers: 38,613,9652 = 27,304,1962+27,304,1972. Each root number in the series is 6 times the previous root number minus the earlier root number: 1, 52, 292, 1692, 9852

Or in other words: (27,304,196, 27,304,197, 38,613,965) is the 10th Pythagorean triple (lengths of 3 sides of a right triangle), where 2 sides are consecutive integers.

 

38,614,472

[Math.]  3383 = 38,614,472 = (386+1447+2)3.

 

38,637,016

[Math.]  A pair of amicable numbers (38637016, 40678184).

 

38,638,656

[Math.]  62162 = 38,638,656.

 

[Math.]  Sum of the first 111 cube numbers:

13+23+…+1103+1113 = 38,638,656 = (1+2+…+110+111)2 = 62162.

 

38,663,950

[Math.]  A pair of amicable numbers (38663950, 43362050).

 

38,783,992

[Math.]  A pair of amicable numbers (38783992, 41654408).

 

38,807,968

[Math.]  A pair of amicable numbers (38807968, 40912232).

 

38,938,288

[Math.]  A pair of amicable numbers (38400512, 38938288).

 

38,958,219

[Math.]  3393 = 38,958,219 = (389582+1+9)3. 

 

xy,abc,def

[Math.]  For any xy = 10 to 99, there are always six 6-digit numbers abc,edf such that the sum (xy+abc,def) is equal to one of 6 digit-rotations of 142,857 and the number xy,abc,def is a multiple of 142,857.

 

For any xy = 10 to 99, there are always twelve 6-digit numbers abc,edf such that the sum (xy+abc,def) is equal to one of 12 digit-rotations of 076,923 or 153,846 and the number xy,abc,def is a multiple of 76,923.