31386682147821

Names of 31386682147821

• Cardinal: 31386682147821 can be written as Thirty-one trillion, three hundred eighty-six billion, six hundred eighty-two million, one hundred forty-seven thousand, eight hundred twenty-one.

Scientific notation

• Scientific notation: 3.1386682147821 × 10¹³

Factors of 31386682147821

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 247

Divisors of 31386682147821

• Number of divisors d(n): 720
• Complete list of divisors:
  1 3 7 11 13 19 21 33 39 43 49 57 77 91 129 133 143 147 151 169 209 231 247 273 301 343 361 399 429 453 473 507 539 559 627 637 741 817 903 931 1001 1029 1057 1083 1183 1419 1463 1617 1661 1677 1729 1859 1911 1963 2107 2401 2451 2527 2717 2793 2869 3003 3171 3211 3311 3549 3773 3913 3971 4389 4459 4693 4983 5187 5577 5719 5889 6149 6321 6493 6517 7007 7203 7267 7399 7581 8151 8281 8607 8987 9633 9933 10241 10621 11319 11627 11739 11913 12103 13013 13377 13741 14079 14749 15523 17157 17689 18447 19019 19479 19551 20083 21021 21593 21801 22197 22477 23177 24843 25519 26411 26961 27391 27797 30723 31213 31559 31863 32851 34881 35321 36309 37297 39039 40033 41223 43043 44247 45451 45619 46569 49049 50869 51623 51793 53067 54511 57057 57967 60249 61009 62909 64779 67431 69531 71423 71687 74347 76557 79233 79937 81389 82173 83391 84409 84721 91091 93639 94677 96187 98553 103243 105963 108661 111891 116831 120099 123367 123823 129129 133133 136353 136857 138073 140581 147147 151151 152607 154869 155379 157339 162239 163533 170753 173901 178633 183027 188727 191737 194579 201799 214269 215061 220913 223041 229957 239811 244167 247247 253227 254163 261079 273273 280231 280709 288561 301301 309729 318157 325983 343343 350493 356083 361361 362551 370101 371469 381577 399399 405769 410267 414219 421743 427063 440363 453453 472017 484861 486717 499961 501809 512259 520429 535899 559559 569723 575211 583737 590863 593047 599621 605397 637637 662739 671099 673309 689871 708643 741741 760627 783237 817817 840693 842127 863569 866761 903903 928499 931931 954471 966511 984067 1030029 1058057 1068249 1084083 1087653 1097317 1101373 1135673 1144731 1195271 1217307 1230801 1250431 1281189 1321089 1342159 1357037 1362053 1412593 1454583 1499883 1505427 1518803 1546391 1561287 1603771 1609699 1678677 1709169 1730729 1772589 1779141 1798863 1827553 1912911 1961617 1964963 2013297 2019927 2109107 2125929 2219789 2227099 2281881 2343973 2453451 2492581 2529527 2590707 2600283 2623387 2671039 2785497 2795793 2871869 2899533 2952201 2989441 3082541 3174171 3291951 3304119 3394027 3407019 3499727 3585813 3643003 3751293 3916913 3988061 4026477 4071111 4086159 4136041 4197347 4237779 4463459 4556409 4639173 4697693 4713163 4811313 4829097 4960501 5192187 5324389 5333471 5482659 5724719 5884851 5894889 6044983 6327321 6499493 6523517 6659367 6681297 6765577 6888469 7031919 7406399 7477743 7588581 7681219 7709611 7795073 7870161 8013117 8366897 8615607 8753017 8968323 9212359 9247623 9499259 9534371 9888151 10182081 10499181 10631621 10824737 10929009 11226397 11267893 11750739 11964183 12070487 12115103 12408123 12592041 12792871 13390377 13754741 14093079 14139489 14763749 14881503 15538523 15589693 15973167 16000413 16407811 17174157 17448067 17641481 17706689 18134949 18363709 18697273 19498479 19570551 20103083 20296731 20665407 20849023 20926087 21577787 22219197 23043657 23128833 23385219 23758189 24498089 25100691 25501021 25783703 26259051 27418391 27637077 28497777 28603113 28857257 28952287 29381429 29664453 30471649 31894863 32474211 32883851 33679191 33803679 34723507 36211461 36345309 37270723 37334297 38378613 40073033 41264223 42314881 44291247 45496451 46615569 46769079 47359039 49223433 51844793 52344201 52924443 53120067 53768533 54565511 55091127 56091819 58568279 60309249 61271119 62547069 62778261 64486513 64733361 66494813 69217057 71274567 73494267 74421347 75773159 76503063 77351109 78584779 82255173 84493409 84805721 86571771 86856861 88144287 89550097 91414947 96283187 98651553 101335949 104170521 108769661 111812169 112002891 114854677 120219099 123490367 123946823 126944643 128545963 130880911 136489353 140721581 142077117 145943161 146482609 155534379 161305599 163696533 166307323 171486623 175704837 180485921 183813357 191928737 193459539 199484439 202000799 202666009 205670003 207651171 213301543 223264041 227319477 229339253 230186957 235754337 243064549 253480227 254417163 261340079 268650291 280511231 288849561 296204167 304007847 318475157 326308983 331513273 335188139 344564031 370471101 371840469 376379731 381958577 385637889 392642733 396131437 409977953 422164743 437829483 439447827 451405591 465463691 484519399 498921969 514459869 520949429 541457763 550093453 575786211 591453863 606002397 607998027 617010009 639904629 673982309 688017759 690560871 709351643 729193647 761387627 784020237 803982739 841533693 864432569 888612501 899821741 955425471 985051067 994539819 1005564417 1021602127 1129139193 1145875731 1164151261 1188394311 1229933859 1263401447 1354216773 1396391073 1414005593 1439690021 1453558197 1493110801 1562848287 1605374771 1611308699 1650280359 1701451843 1774361589 1829380553 2021946927 2128054929 2229326099 2284162881 2346316973 2411948217 2593297707 2634658117 2673710039 2699465223 2772920059 2955153201 3064806381 3159839137 3258245837 3492453783 3646646003 3790204341 3850654171 4140177041 4242016779 4319070063 4357445807 4479332403 4816124313 4833926097 4965461501 5104355529 5329713389 5488141659 5627879173 6051027983 6298752187 6687978297 7038950919 7151214889 7903974351 8021130117 8318760177 8843810129 9479517411 9774737511 9898039151 10451775607 10939938009 11237623397 11551962513 12420531123 12805663871 13072337421 14896384503 15989140167 16424218811 16883637519 18153083949 18715970273 18896256561 19410440413 21453644667 22118873959 26531430387 28981239287 29694117453 30502120649 31355326821 33712870191 34758230507 38416991613 42357195881 49272656433 50058504223 56147910819 58231321239 61906670903 66356621877 69286274057 73162429249 78663363779 86943717861 91506361947 104274691521 114969531677 127071587643 135873082891 150175512669 185720012709 207858822171 213514844543 219487287747 235990091337 243307613549 344908595031 407619248673 550643546453 640544533629 729922840647 804786721739 951111580237 1494603911801 1651930639359 2414360165217 2853334740711 4483811735403 10462227382607 31386682147821
• Sum of all divisors σ(n): 62694100541952
• Sum of proper divisors (its aliquot sum) s(n): 31307418394131
• 31386682147821 is a deficient number, because the sum of its proper divisors (31307418394131) is less than itself. Its deficiency is 79263753690

Bases of 31386682147821

• Binary: 111001000101111001000000010100100001111101101₂
• Hexadecimal: 0x1C8BC80A43ED
• Base-36: B4IUC657X

Squares and roots of 31386682147821

• 31386682147821 squared (31386682147821²) is 985123816248345461695048041
• 31386682147821 cubed (31386682147821³) is 30919768096835239674012328330813658468661
• The square root of 31386682147821 is 5602381.8280996341
• The cube root of 31386682147821 is 31543.8817815087

Scales and comparisons

• 31,386,682,147,821 seconds is equal to 997,999 years, 21 weeks, 1 day, 2 hours, 50 minutes, 21 seconds.
• To count from 1 to 31,386,682,147,821 would take you about two million, four hundred ninety-four thousand, nine hundred ninety-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 31386682147821 cubic inches would be around 2628.7 feet tall.

Recreational maths with 31386682147821

• 31386682147821 backwards is 12874128668313
• The number of decimal digits it has is: 14
• The sum of 31386682147821's digits is 60
• More coming soon!