15159797872

Names of 15159797872

• Cardinal: 15159797872 can be written as Fifteen billion, one hundred fifty-nine million, seven hundred ninety-seven thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.5159797872 × 10¹⁰

Factors of 15159797872

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 652

Divisors of 15159797872

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 8 16 17 34 68 73 97 136 146 194 272 289 292 388 463 578 584 776 926 1156 1168 1241 1552 1649 1852 2312 2482 3298 3704 4624 4964 6596 7081 7408 7871 9928 13192 14162 15742 19856 21097 26384 28033 28324 31484 33799 42194 44911 56066 56648 62968 67598 84388 89822 112132 113296 120377 125936 133807 135196 168776 179644 224264 240754 267614 270392 337552 359288 448528 481508 535228 540784 574583 718576 763487 963016 1070456 1149166 1526974 1926032 2046409 2140912 2298332 3053948 3278503 4092818 4596664 6107896 6557006 8185636 9193328 9767911 12215792 12979279 13114012 16371272 19535822 25958558 26228024 32742544 39071644 51917116 52456048 55734551 78143288 103834232 111469102 156286576 207668464 222938204 445876408 891752816 947487367 1894974734 3789949468 7579898936 15159797872
• Sum of all divisors σ(n): 32024019776
• Sum of proper divisors (its aliquot sum) s(n): 16864221904
• 15159797872 is an abundant number, because the sum of its proper divisors (16864221904) is greater than itself. Its abundance is 1704424032

Bases of 15159797872

• Binary: 1110000111100110000010100001110000₂
• Hexadecimal: 0x387982870
• Base-36: 6YPR2WG

Squares and roots of 15159797872

• 15159797872 squared (15159797872²) is 229819471519895728384
• 15159797872 cubed (15159797872³) is 3484016735291479868817653198848
• The square root of 15159797872 is 123125.1309522147
• The cube root of 15159797872 is 2474.9388344983

Scales and comparisons

• 15,159,797,872 seconds is equal to 482 years, 1 week, 5 days, 14 hours, 57 minutes, 52 seconds.
• To count from 1 to 15,159,797,872 would take you about nine hundred sixty-four 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 15159797872 cubic inches would be around 206.2 feet tall.

Recreational maths with 15159797872

• 15159797872 backwards is 27879795151
• The number of decimal digits it has is: 11
• The sum of 15159797872's digits is 61
• More coming soon!