31381994297916207

Names of 31381994297916207

• Cardinal: 31381994297916207 can be written as Thirty-one quadrillion, three hundred eighty-one trillion, nine hundred ninety-four billion, two hundred ninety-seven million, nine hundred sixteen thousand, two hundred seven.

Scientific notation

• Scientific notation: 3.1381994297916207 × 10¹⁶

Factors of 31381994297916207

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1265

Divisors of 31381994297916207

• Number of divisors d(n): 324
• Complete list of divisors:
  1 3 9 11 23 33 41 69 99 121 123 207 253 363 369 451 529 759 943 1089 1187 1353 1587 1681 2277 2783 2829 3561 4059 4761 4961 5043 5819 8349 8487 10373 10683 12167 13057 14883 15129 17457 18491 21689 25047 27301 31119 36501 38663 39171 44649 48667 52371 55473 64009 65067 81903 93357 109503 114103 115989 117513 133837 143627 146001 166419 192027 195201 203401 238579 245709 300311 342309 347967 401511 425293 430881 438003 498847 535337 576081 610203 627923 715737 889249 900933 1026927 1119341 1204533 1275879 1292643 1408969 1472207 1496541 1606011 1830609 1883769 1995347 2147211 2624369 2667747 2702799 3303421 3358023 3827637 4226907 4416621 4489623 4678223 4818033 5487317 5651307 5888707 5986041 6907153 7873107 8003241 9781739 9910263 10074069 12312751 12680721 13249863 14034669 14442229 15498659 16461951 17666121 17958123 20452727 20721459 21948817 23619321 25744843 29345217 29730789 32406287 36938253 42104007 43326687 45892981 46495977 49385853 52998363 57767729 60360487 61358181 62164377 65846451 75978683 77234529 88035651 97218861 107599129 110814759 129980061 135440261 137678943 139487931 158864519 170485249 173303187 181081461 184074543 197539353 224979997 227936049 231703587 241436987 283193273 291656583 322797387 356469157 406320783 413036829 476593557 504822791 511455747 519909561 543244383 592131389 635445019 674939991 683808147 724310961 745344601 849579819 968392161 1055538563 1069407471 1218962349 1328657767 1429780671 1514468373 1534367241 1747509709 1776394167 1906335057 2024819973 2172932883 2236033803 2368476889 2474779967 2548739457 3115126003 3166615689 3208222413 3921160727 3985973301 4543405119 5242529127 5329182501 5553050701 5719005171 6513445279 6708101409 6989895209 7105430667 7424339901 8198790611 9345378009 9499847067 11610924193 11763482181 11957919903 14615235437 15727587381 16659152103 17142925823 19540335837 20969685627 21316292001 22273019703 24277386949 24596371833 26053245779 28036134027 30559128641 34832772579 35290446543 43845706311 49977456309 51428777469 54474968447 58621007511 62909056881 71647898069 72832160847 73789115499 78159737337 90186696721 91677385923 104498317737 127720166123 131537118933 154286332407 160767589807 163424905341 188572184053 214943694207 218496482541 234479212011 267051256439 270560090163 275032157769 286585703569 336150415051 383160498369 482302769421 490274716023 565716552159 599224652917 644831082621 702859958743 801153769317 811680270489 859757110707 1008451245153 1149481495107 1252924274281 1446908308263 1697149656477 1797673958751 2074294024583 2108579876229 2403461307951 2579271332121 2937563820829 3025353735459 3697654565561 3758772822843 5393021876253 6222882073749 6325739628687 6591471182087 7731459546173 8812691462487 11092963696683 11276318468529 13782167017091 18668646221247 19774413546261 23194378638519 26438074387461 28817258308463 33278891090049 41346501051273 59323240638783 69583135915557 85046055007903 86451774925389 124039503153819 151603837188001 255138165023709 259355324776167 316989841393093 454811511564003 765414495071127 950969524179279 1364434534692009 2852908572537837 3486888255324023 10460664765972069 31381994297916207
• Sum of all divisors σ(n): 53436111774361680
• Sum of proper divisors (its aliquot sum) s(n): 22054117476445473
• 31381994297916207 is a deficient number, because the sum of its proper divisors (22054117476445473) is less than itself. Its deficiency is 9327876821470734

Bases of 31381994297916207

• Binary: 1101111011111011100000111101110011110000111101100101111₂
• Hexadecimal: 0x6F7DC1EE787B2F
• Base-36: 8KZZL5LWBHR

Squares and roots of 31381994297916207

• 31381994297916207 squared (31381994297916207²) is 984829566114445329907582393266849
• 31381994297916207 cubed (31381994297916207³) is 30905915828222815534759051814936502858947992921743
• The square root of 31381994297916207 is 177149638.1535006325
• The cube root of 31381994297916207 is 315423.1126034391

Scales and comparisons

• 31,381,994,297,916,207 seconds is equal to 997,850,347 years, 41 weeks, 1 day, 6 hours, 3 minutes, 27 seconds.
• To count from 1 to 31,381,994,297,916,207 would take you about two billion, nine hundred ninety-three million, five hundred fifty-one thousand and forty-three 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 31381994297916207 cubic inches would be around 26285.3 feet tall.

Recreational maths with 31381994297916207

• 31381994297916207 backwards is 70261979249918313
• The number of decimal digits it has is: 17
• The sum of 31381994297916207's digits is 81
• More coming soon!