Numbers 47,000,000s

A page of the Numeropedia - the Special Encyclopedia of Numbers

40,000,000 41,000,00042,000,00043,000,00044,000,000

45,000,00046,000,00047,000,00048,000,00049,000,000

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47,444,544

[Math.]  68882 = 47,444,544, where digit 4 appears in 6 out of 8 positions.

 

47,651,409

[Math.]  Sum of the first 117 cube numbers:

13+23+…+1163+1173 = 47,651,409 = (1+2+…+116+117)2 = 69032.

 

47,775,744

[Math.]  47,775,744 = 22×44×66.

 

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.