31906986635979

Names of 31906986635979

• Cardinal: 31906986635979 can be written as Thirty-one trillion, nine hundred six billion, nine hundred eighty-six million, six hundred thirty-five thousand, nine hundred seventy-nine.

Scientific notation

• Scientific notation: 3.1906986635979 × 10¹³

Factors of 31906986635979

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 264

Divisors of 31906986635979

• Number of divisors d(n): 336
• Complete list of divisors:
  1 3 7 9 13 21 27 39 49 63 81 91 117 147 169 189 241 243 273 343 351 441 507 567 637 723 729 819 1029 1053 1183 1323 1521 1687 1701 1911 2169 2197 2457 3087 3133 3159 3549 3969 4459 4563 5061 5103 5733 6507 6591 7371 8281 9261 9399 9477 10647 11809 11907 13377 13689 15183 15379 17199 19521 19773 21931 22113 24843 27783 28197 31941 35427 35721 40131 40729 41067 45549 46137 51597 57967 58081 58563 59319 65793 66339 74529 82663 83349 84591 95823 106281 107653 120393 122187 123201 136647 138411 153517 154791 173901 174243 175689 177957 197379 223587 247989 250047 253773 285103 287469 318843 322959 361179 366561 406567 409941 415233 460551 464373 521703 522729 529477 533871 592137 670761 743967 753571 755053 761319 855309 862407 956529 968877 1074619 1083537 1099683 1219701 1229823 1245699 1381653 1565109 1568187 1588431 1601613 1776411 1995721 2012283 2231901 2260713 2265159 2283957 2565927 2845969 2869587 2906631 3223857 3250611 3299049 3659103 3706339 3737097 4144959 4695327 4704561 4765293 5285371 5329233 5987163 6036849 6695703 6782139 6795477 7697781 8537907 8608761 8719893 9671571 9815689 9897147 10977309 11119017 11211291 12434877 13970047 14085981 14113683 14295879 15856113 15987699 17961489 19921783 20087109 20346417 20386431 23093343 25613721 25944373 26159679 29014713 29447067 29691441 32931927 33357051 36997597 37304631 41910141 42257943 42341049 42887637 47568339 53884467 59765349 60261327 61039251 61159293 68709823 69280029 76841163 77833119 78479037 87044139 88341201 98795781 100071153 110992791 111913893 125730423 127603957 128662911 142705017 161653401 179296047 181610611 183117753 183477879 206129469 207840087 230523489 233499357 258983179 261132417 265023603 296387343 300213459 332978373 377191269 382811871 385988733 428115051 480968761 484960203 537888141 544831833 549353259 550433637 618388407 691570467 700498071 776949537 783397251 795070809 893227699 900640377 998935119 1131573807 1148435613 1284345153 1442906283 1454880609 1613664423 1634495499 1855165221 2074711401 2101494213 2330848611 2385212427 2679683097 2701921131 2996805357 3366781327 3394721421 3445306839 3853035459 4328718849 4840993269 4903486497 5565495663 6252593893 6304482639 6992545833 7155637281 8039049291 8990416071 10100343981 10184164263 10335920517 12986156547 14522979807 14710459491 16696486989 18757781679 18913447917 20977637499 24117147873 26971248213 30301031943 31007761551 38958469641 43768157251 44131378473 50089460967 56273345037 62932912497 72351443619 90903095829 93023284653 116875408923 131304471753 132394135419 168820035111 188798737491 217054330857 272709287487 350626226769 393913415259 506460105333 651162992571 818127862461 1181740245777 1519380315999 2454383587383 3545220737331 4558140947997 10635662211993 31906986635979
• Sum of all divisors σ(n): 60687181128000
• Sum of proper divisors (its aliquot sum) s(n): 28780194492021
• 31906986635979 is a deficient number, because the sum of its proper divisors (28780194492021) is less than itself. Its deficiency is 3126792143958

Bases of 31906986635979

• Binary: 111010000010011101100100110101011001011001011₂
• Hexadecimal: 0x1D04EC9AB2CB
• Base-36: BB5V811OR

Squares and roots of 31906986635979

• 31906986635979 squared (31906986635979²) is 1018055796188542503057288441
• 31906986635979 cubed (31906986635979³) is 32483092683668786209646932036820071418739
• The square root of 31906986635979 is 5648626.9690942595
• The cube root of 31906986635979 is 31717.2308728283

Scales and comparisons

• 31,906,986,635,979 seconds is equal to 1,014,543 years, 24 weeks, 6 days, 19 hours, 19 minutes, 39 seconds.
• To count from 1 to 31,906,986,635,979 would take you about two million, five hundred thirty-six thousand, three hundred fifty-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 31906986635979 cubic inches would be around 2643.1 feet tall.

Recreational maths with 31906986635979

• 31906986635979 backwards is 97953668960913
• 31906986635979 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 31906986635979's digits is 81
• More coming soon!