13572457720

Names of 13572457720

• Cardinal: 13572457720 can be written as Thirteen billion, five hundred seventy-two million, four hundred fifty-seven thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.357245772 × 10¹⁰

Factors of 13572457720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 58504

Divisors of 13572457720

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 19 20 38 40 76 95 152 190 307 380 614 760 1228 1535 2456 3070 5833 6140 11666 12280 23332 29165 46664 58171 58330 116342 116660 232684 233320 290855 465368 581710 1105249 1163420 2210498 2326840 4420996 5526245 8841992 11052490 17858497 22104980 35716994 44209960 71433988 89292485 142867976 178584970 339311443 357169940 678622886 714339880 1357245772 1696557215 2714491544 3393114430 6786228860 13572457720
• Sum of all divisors σ(n): 32250556800
• Sum of proper divisors (its aliquot sum) s(n): 18678099080
• 13572457720 is an abundant number, because the sum of its proper divisors (18678099080) is greater than itself. Its abundance is 5105641360

Bases of 13572457720

• Binary: 1100101000111110110100010011111000₂
• Hexadecimal: 0x328FB44F8
• Base-36: 68GOVEG

Squares and roots of 13572457720

• 13572457720 squared (13572457720²) is 184211608561187598400
• 13572457720 cubed (13572457720³) is 2500204268729908712272339648000
• The square root of 13572457720 is 116500.8914987349
• The cube root of 13572457720 is 2385.3539591891

Scales and comparisons

• 13,572,457,720 seconds is equal to 431 years, 29 weeks, 1 day, 15 hours, 8 minutes, 40 seconds.
• To count from 1 to 13,572,457,720 would take you about eight hundred sixty-three years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 13572457720 cubic inches would be around 198.8 feet tall.

Recreational maths with 13572457720

• 13572457720 backwards is 02775427531
• The number of decimal digits it has is: 11
• The sum of 13572457720's digits is 43
• More coming soon!