Numbers 65,000,000s

A page of the Numeropedia - the Special Encyclopedia of Numbers

60,000,000 61,000,00062,000,00063,000,000 – 64,000,000

65,000,00066,000,00067,000,00068,000,00069,000,000

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

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65,000,000

[Biology]  The dinosaurs were extinct about 65 millions years ago.

 

65,003,175

[Math.]  A pair of amicable numbers (63560025, 65003175).

 

65,028,096

[Math.]  82944 = (8×9×4)2 = 2882 and 784 = (7×4)2 = 282 are only 2 known cases and 784×82944 = 65,028,096 = 80642 =  ((1×2×3×4×5×6×7×8×9)/(1+2+3+4+5+6+7+8+9))2. 

 

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.