31398718539916

Names of 31398718539916

• Cardinal: 31398718539916 can be written as Thirty-one trillion, three hundred ninety-eight billion, seven hundred eighteen million, five hundred thirty-nine thousand, nine hundred sixteen.

Scientific notation

• Scientific notation: 3.1398718539916 × 10¹³

Factors of 31398718539916

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 137551

Divisors of 31398718539916

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 7 13 14 26 28 49 52 67 91 98 103 134 169 182 196 206 268 338 364 412 469 637 676 721 871 938 1183 1274 1339 1442 1742 1876 2366 2548 2678 2884 3283 3484 4732 5047 5356 6097 6566 6901 8281 9373 10094 11323 12194 13132 13802 16562 17407 18746 20188 22646 24388 27604 33124 34814 37492 42679 45292 48307 65611 69628 79261 85358 89713 96614 121849 131222 137359 158522 170716 179426 193228 243698 262444 274718 317044 338149 358852 487396 549436 554827 627991 676298 852943 961513 1109654 1166269 1255982 1352596 1705886 1785667 1923026 2219308 2332538 2511964 3411772 3571334 3846052 4395937 4665076 6730591 7142668 8163883 8791874 9203053 12499669 13461182 14147977 16327766 17583748 18406106 23213671 24999338 26922364 28295954 32655532 36812212 46427342 49998676 56591908 57147181 64421371 87497683 92854684 99035839 114294362 119639689 128842742 162495697 174995366 183923701 198071678 228588724 239279378 257685484 324991394 349990732 367847402 396143356 450949597 478558756 649982788 693250873 735694804 837477823 901899194 947914459 1137469879 1287465907 1386501746 1555315957 1674955646 1803798388 1895828918 2274939758 2391008113 2574931814 2773003492 3110631914 3349911292 3791657836 4549879516 4782016226 5149863628 5862344761 6221263828 6635401213 9012261349 9564032452 10887211699 11724689522 12322887967 13270802426 16737056791 18024522698 21774423398 23449379044 24645775934 26541604852 33474113582 36049045396 43548846796 46447808491 49291551868 66948227164 76210481893 86260215769 92895616982 117159397537 152420963786 160197543571 172520431538 185791233964 234318795074 304841927572 320395087142 345040863076 468637590148 603821510383 640790174284 1121382804997 1207643020766 2242765609994 2415286041532 4485531219988 7849679634979 15699359269958 31398718539916
• Sum of all divisors σ(n): 70929438128640
• Sum of proper divisors (its aliquot sum) s(n): 39530719588724
• 31398718539916 is an abundant number, because the sum of its proper divisors (39530719588724) is greater than itself. Its abundance is 8132001048808

Bases of 31398718539916

• Binary: 111001000111010010101011101110000100010001100₂
• Hexadecimal: 0x1C8E9577088C
• Base-36: B4ODEBSSS

Squares and roots of 31398718539916

• 31398718539916 squared (31398718539916²) is 985879525948864746885287056
• 31398718539916 cubed (31398718539916³) is 30955353749534216739799765299710854127296
• The square root of 31398718539916 is 5603455.9461029049
• The cube root of 31398718539916 is 31547.9134915655

Scales and comparisons

• 31,398,718,539,916 seconds is equal to 998,382 years, 6 weeks, 4 days, 5 hours, 5 minutes, 16 seconds.
• To count from 1 to 31,398,718,539,916 would take you about two million, four hundred ninety-five thousand, nine hundred fifty-five 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 31398718539916 cubic inches would be around 2629 feet tall.

Recreational maths with 31398718539916

• 31398718539916 backwards is 61993581789313
• The number of decimal digits it has is: 14
• The sum of 31398718539916's digits is 73
• More coming soon!