Numbers 28,000,000,000s

A page of the Numeropedia - the Special Encyclopedia of Numbers

20,000,000,000 21,000,000,00022,000,000,000 – 23,000,000,00024,000,000,000

25,000,000,00026,000,000,00027,000,000,00028,000,000,00029,000,000,000

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

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

28,143,753,123

[Math.]  The 50th Lucas number.

 

28,193,768,100

[Math.]  Sum of the first 579 cube numbers:

13+…+5793 = 28,193,768,100 = (1+…+579)2 = 166,9102.

 

28,388,880,100

[Math.]  Sum of the first 580 cube numbers:

13+…+5803 = 27,806,563,009 = (1+…+580)2 = 168,4902.

 

28,582,311,395

[Math.]  Two consecutive sums of consecutive square numbers:

28,582,311,395 = 173912+…+174842 = 174852+…+175772.

 

28,585,003,041

[Math.]  Sum of the first 581 cube numbers:

13+…+5813 = 28,585,003,041 = (1+…+581)2 = 169,0712.

 

28,782,140,409

[Math.]  Sum of the first 582 cube numbers:

13+…+5823 = 28,782,140,409 = (1+…+582)2 = 169,6532.

 

28,980,295,696

[Math.]  Sum of the first 583 cube numbers:

13+…+5833 = 28,980,295,696 = (1+…+583)2 = 170,2362.

 

xy,zwv,abc,def

[Math.]  For any xy,zwv = 10,000 to 99,999, there are always six 6-digit numbers abc,edf such that xy,zwv +abc,def is equal to one of 6 digit-rotations of 142,857 and the number xy,zwv,abc,def is a multiple of 142,857.

 

For any xy,zwv  = 10,000 to 76,922, there are always twelve 6-digit numbers abc,edf such that xy,zwv +abc,def is equal to one of 12 digit-rotations of 076,923 or 153,846 and the number xy,zwv,abc,def is a multiple of 76,923.