Numbers 16,000,000s

A page of the Numeropedia - the Special Encyclopedia of Numbers

10,000,000 11,000,00012,000,00013,000,000 – 14,000,000

15,000,00016,000,00017,000,00018,000,00019,000,000

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 ...

 16,016,004

[Math.]  40022 = 16,016,004.

 

16,040,025

[Math.]  Sum of the first 89 cube numbers:

13+23+…+883+893 = 16,040,025 = (1+2+…+88+89)2 = 40052.

 

16,064,064

[Math.]  40082 = 16,064,064.

 

16,137,628

[Math.]  A pair of amicable numbers (16137628, 16150628).

 

16,150,628

[Math.]  A pair of amicable numbers (16137628, 16150628).

 

16,517,768

[Math.]  A pair of amicable numbers (15363832, 16517768).

 

16,583,742

[Math.]  149,253,678 = 9×16,583,742, using all 9 digits 1-9 once on both sides of the equality. 

 

16,666,665

[Math.]  Inserting 72 between 2 digits 2 in the square number 225 = 152 and repeatedly inserting numbers 72 between the digits 7 and 2 yields other squares 27225 = 1652, 2772225  = 16652, 277722225 = 166652, 27777222225 = 1666652, 2777772222225 = 16666652

 

16,666,666

[Math.]  166,666,665,000,000,033,333,333 =

= 16,666,6663+50,000,0003+33,333,3333. (Generalizable)

 

1,000,000,000,000,166,666,665,000,000,033,333,333 = 

= (1012)3+16,666,6663+50,000,0003+33,333,3333. (Generalizable)

 

16,711,935

[Math.]  A regular polygon with this odd number (product of Fermat prime numbers) of sides is constructible by using only straightedge and compass. 16,711,935 = 3×5×17×65,537.

 

16,746,912

[Math.]  16,746,912 = 2556×6552 = 4473×3744.

 

16,746,975

[Math.]  A printer’s error number: 16,746,975 = 16746975 = 16×74×6975.

It is still true for 0’s added to the right side of the number. (by B. J. van der Zwaag, References [17])

 

16,769,025

[Math.]  Sum of the first 90 cube numbers:

13+23+…+893+903 = 16,769,025 = (1+2+…+89+90)2 = 40952.

 

16,777,216

[Math.]  A number powered by itself: 88 = 16,777,216. Its digit-reversal number 61,277,761 is a prime number.

 

16,801,801

[Math.]  40992 = 16,801,801.

 

16,817,050

[Math.]  A pair of amicable numbers (14654150, 16817050).

 

16,824,132

[Math.]  16,824,132 = 22+44+66+88.

 

16,843,009

[Math.]  A regular polygon with this odd number (product of Fermat prime numbers) of sides is constructible by using only straightedge and compass: 16,843,009 = 257×65,537.

 

16,871,582

[Math.]  A pair of amicable numbers (16871582, 19325698).

 

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.