12081671387721

Names of 12081671387721

• Cardinal: 12081671387721 can be written as Twelve trillion, eighty-one billion, six hundred seventy-one million, three hundred eighty-seven thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 1.2081671387721 × 10¹³

Factors of 12081671387721

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4237

Divisors of 12081671387721

• Number of divisors d(n): 162
• Complete list of divisors:
  1 3 9 13 19 39 57 73 117 169 171 219 247 361 507 657 741 949 1083 1387 1521 2223 2847 3211 3249 4129 4161 4693 5329 8541 9633 12337 12387 12483 14079 15987 18031 26353 28899 37011 37161 42237 47961 53677 54093 61009 69277 78451 79059 101251 111033 161031 162279 183027 207831 234403 235353 237177 301417 303753 342589 483093 549081 623493 697801 703209 706059 900601 904251 911259 1019863 1027767 1316263 1490569 1923769 2093403 2109627 2701803 2712753 3059589 3083301 3918421 3948789 4453657 4471707 5726923 5771307 6280209 8105409 9178767 11755263 11846367 13258219 13360971 13415121 17111419 17180769 17313921 19377397 22003441 25008997 35265789 39774657 40082913 50939473 51334257 51542307 58132191 66010323 74449999 75026991 108811537 119323971 152818419 154002771 174396573 198030969 223349997 225080973 251906161 286044733 325116961 326434611 418065379 458455257 670049991 755718483 858134199 967849987 975350883 979303833 1254196137 1414549981 2267155449 2574402597 2903549961 2926052649 3718581529 3762588411 4243649943 5434849927 7943242201 8710649883 11155744587 12730949829 16304549781 18389149753 23829726603 33467233761 48913649343 55167449259 70653049051 71489179809 103262148613 165502347777 211959147153 309786445839 635877441459 929359337517 1342407931969 4027223795907 12081671387721
• Sum of all divisors σ(n): 20225740781610
• Sum of proper divisors (its aliquot sum) s(n): 8144069393889
• 12081671387721 is a deficient number, because the sum of its proper divisors (8144069393889) is less than itself. Its deficiency is 3937601993832

Bases of 12081671387721

• Binary: 10101111110011111011101110110011101001001001₂
• Hexadecimal: 0xAFCFBBB3A49
• Base-36: 4A68R7DC9

Squares and roots of 12081671387721

• 12081671387721 squared (12081671387721²) is 145966783520876273909573841
• 12081671387721 cubed (12081671387721³) is 1763522712021836046579024693662190206361
• The square root of 12081671387721 is 3475869.8749695737
• The cube root of 12081671387721 is 22946.1065744571

Scales and comparisons

• 12,081,671,387,721 seconds is equal to 384,159 years, 40 weeks, 3 days, 13 hours, 55 minutes, 21 seconds.
• To count from 1 to 12,081,671,387,721 would take you about nine hundred sixty thousand, three hundred ninety-nine 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 12081671387721 cubic inches would be around 1912.2 feet tall.

Recreational maths with 12081671387721

• 12081671387721 backwards is 12778317618021
• The number of decimal digits it has is: 14
• The sum of 12081671387721's digits is 54
• More coming soon!