Numbers 3,900,000,000s

A page of the Numeropedia - the Special Encyclopedia of Numbers

3,000,000,000 3,100,000,0003,200,000,0003,300,000,0003,400,000,000

3,500,000,0003,600,000,0003,700,000,0003,800,000,000 – 3,900,000,000

[1B] – [2B] – [3B] – [4B] – [5B] – [6B] – [7B] – [8B]  – [9B] & [10B]

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

3,903,875,361

[Math.]   Sum of the first 353 cube numbers:

13+…+3533 = 3,903,875,361 = (1+2+…+353)2 = 62,4812.

3,922,632,451

[Math.]   Sum 1+91+92+93+…+99+910 = 3,922,632,451 is a triangular number = 1+2+…+88572+88573.

3,928,657,041

[Math.]   626792 = 3,928,657,041, a square number using each of 10 digits 0-9 once. (The 39th of 87 such numbers).

3,948,237,225

[Math.]   Sum of the first 354 cube numbers:

13+…+3543 = 3,948,237,225 = (1+2+…+354)2 = 62,8352.

3,950,617,248

[Math.]   One of 27 special permutations of the pan-digital number 1,234,567,890: 123,456,789×32 = 3,950,617,248.

3,950,617,284

[Math.]   One of six permutations of the pan-digital number 1,234,567,890: 987,654,321×4 = 3,950,617,284.

3,950,617,284

[Math.]   Pan-digital number factorization: 1,975,308,642×7,901,234,568 = 3,950,617,2842.

3,964,087,521

[Math.]   629612 = 3,964,087,521, a square number using each of 10 digits 0-9 once. (The 40th of 87 such numbers).

3,975,428,601

[Math.]   630512 = 3,975,428,601, a square number using each of 10 digits 0-9 once. (The 41st of 87 such numbers).

3,985,270,641

[Math.]   631292 = 3,985,270,641, a square number using each of 10 digits 0-9 once. (The 42nd of 87 such numbers).

3,992,976,100

[Math.]   Sum of the first 355 cube numbers:

13+…+3553 = 3,992,976,100 = (1+2+…+355)2 = 63,1902.

x,yzw,abc,def

[Math.]  For any x,yzw = 1000 to 9999, there are always six 6-digit numbers abc,edf such that x,yzw +abc,def is equal to one of 6 digit-rotations of 142,857 and the number x,yzw,abc,def is a multiple of 142,857.

For any x,yzw = 1000 to 9999, there are always twelve 6-digit numbers abc,edf such that x,yzw +abc,def is equal to one of 12 digit-rotations of 076,923 or 153,846 and the number x,yzw,abc,def is a multiple of 76,923.