12987910908372

Names of 12987910908372

• Cardinal: 12987910908372 can be written as Twelve trillion, nine hundred eighty-seven billion, nine hundred ten million, nine hundred eight thousand, three hundred seventy-two.

Scientific notation

• Scientific notation: 1.2987910908372 × 10¹³

Factors of 12987910908372

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2507

Divisors of 12987910908372

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 12 17 31 34 51 62 68 93 102 124 186 204 372 527 593 1054 1186 1581 1779 1861 2108 2372 3162 3558 3722 5583 6324 7116 7444 10081 11166 18383 20162 22332 30243 31637 36766 40324 55149 57691 60486 63274 73532 94911 110298 115382 120972 126548 173073 189822 220596 230764 312511 346146 379644 625022 692292 937533 980747 1103573 1250044 1875066 1961494 2207146 2942241 3310719 3463321 3750132 3922988 4414292 5884482 6621438 6926642 10389963 11768964 13242876 13853284 18760741 20779926 34210763 37521482 41559852 56282223 58876457 68421526 75042964 102632289 107362951 112564446 117752914 136843052 176629371 205264578 214725902 225128892 235505828 322088853 353258742 410529156 429451804 581582971 644177706 706517484 1163165942 1288355412 1744748913 1825170167 2053749353 2326331884 3489497826 3650340334 4107498706 5475510501 6161248059 6978995652 7300680668 8214997412 10951021002 12322496118 21902042004 24644992236 34913739001 63666229943 69827478002 104741217003 127332459886 139654956004 190998689829 209482434006 254664919772 381997379658 418964868012 763994759316 1082325909031 2164651818062 3246977727093 4329303636124 6493955454186 12987910908372
• Sum of all divisors σ(n): 33196564025856
• Sum of proper divisors (its aliquot sum) s(n): 20208653117484
• 12987910908372 is an abundant number, because the sum of its proper divisors (20208653117484) is greater than itself. Its abundance is 7220742209112

Bases of 12987910908372

• Binary: 10111100111111111011110100001110100111010100₂
• Hexadecimal: 0xBCFFBD0E9D4
• Base-36: 4LQKATEQC

Squares and roots of 12987910908372

• 12987910908372 squared (12987910908372²) is 168685829763808390179690384
• 12987910908372 cubed (12987910908372³) is 2190876528477149183108857539563153494848
• The square root of 12987910908372 is 3603874.4301615173
• The cube root of 12987910908372 is 23506.0560268779

Scales and comparisons

• 12,987,910,908,372 seconds is equal to 412,975 years, 20 weeks, 2 days, 22 hours, 6 minutes, 12 seconds.
• To count from 1 to 12,987,910,908,372 would take you about one million, thirty-two thousand, four hundred thirty-eight 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 12987910908372 cubic inches would be around 1958.8 feet tall.

Recreational maths with 12987910908372

• 12987910908372 backwards is 27380901978921
• The number of decimal digits it has is: 14
• The sum of 12987910908372's digits is 66
• More coming soon!