31479779653218

Names of 31479779653218

• Cardinal: 31479779653218 can be written as Thirty-one trillion, four hundred seventy-nine billion, seven hundred seventy-nine million, six hundred fifty-three thousand, two hundred eighteen.

Scientific notation

• Scientific notation: 3.1479779653218 × 10¹³

Factors of 31479779653218

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 234

Divisors of 31479779653218

• Number of divisors d(n): 378
• Complete list of divisors:
  1 2 3 6 9 13 18 26 27 39 54 78 81 89 117 127 162 169 178 234 243 254 267 338 351 381 486 507 534 702 729 762 801 1014 1053 1143 1157 1458 1521 1602 1651 2106 2286 2314 2403 3042 3159 3302 3429 3471 4563 4806 4953 6318 6858 6942 7209 7921 9126 9477 9906 10287 10413 11303 13689 14418 14859 15041 15842 16129 18954 20574 20826 21463 21627 22606 23763 27378 29718 30082 30861 31239 32258 33909 41067 42926 43254 44577 45123 47526 48387 61722 62478 64389 64881 67818 71289 82134 89154 90246 92583 93717 96774 101727 102973 123201 128778 129762 133731 135369 142578 145161 146939 185166 187434 193167 203454 205946 209677 213867 246402 267462 270738 281151 290322 293878 305181 308919 386334 401193 406107 419354 427734 435483 440817 562302 579501 610362 617838 629031 641601 802386 812214 843453 870966 881634 915543 926757 1005967 1159002 1203579 1218321 1258062 1283202 1306449 1322451 1338649 1435481 1686906 1738503 1831086 1853514 1887093 1910207 1924803 2011934 2407158 2436642 2612898 2644902 2677298 2725801 2746629 2780271 2870962 3017901 3477006 3654963 3774186 3820414 3849606 3919347 3967353 4015947 4306443 5215509 5451602 5493258 5560542 5661279 5730621 5774409 6035802 7309926 7838694 7934706 8031894 8177403 8239887 8340813 8612886 9053703 10431018 10964889 11322558 11461242 11548818 11758041 11902059 12047841 12919329 13077571 15646527 16354806 16479774 16681626 16983837 17191863 18107406 18661253 21929778 23516082 23804118 24095682 24532209 25022439 25838658 26155142 27161109 31293054 33967674 34383726 35706177 36143523 37322506 38757987 39232713 49064418 50044878 50951511 51575589 54322218 55983759 71412354 72287046 73596627 75067317 77515974 78465426 81483327 101903022 103151178 107118531 108430569 111967518 116273961 117698139 127757809 147193254 150134634 152854533 154726767 162966654 167951277 170008423 214237062 216861138 220789881 232547922 235396278 242596289 244449981 255515618 305709066 309453534 325291707 335902554 340016846 348821883 353094417 383273427 441579762 464180301 485192578 488899962 503853831 510025269 650583414 662369643 697643766 706188834 727788867 733349943 766546854 928360602 975875121 1007707662 1020050538 1046465649 1059283251 1149820281 1324739286 1392540903 1455577734 1466699886 1511561493 1530075807 1660851517 1951750242 1987108929 2092931298 2118566502 2183366601 2299640562 2785081806 3023122986 3060151614 3177849753 3321703034 3449460843 3974217858 4366733202 4534684479 4590227421 4982554551 6355699506 6550099803 6898921686 9069368958 9180454842 9533549259 9965109102 10348382529 13100199606 13604053437 13770682263 14947663653 19067098518 19650299409 20696765058 21591069721 27208106874 27541364526 29895327306 31045147587 39300598818 41312046789 43182139442 44842990959 58950898227 62090295174 64773209163 82624093578 89685981918 93135442761 117901796454 123936140367 129546418326 134528972877 176852694681 186270885522 194319627489 247872280734 269057945754 353705389362 388639254978 403586918631 582958882467 807173837262 1165917764934 1210760755893 1748876647401 2421521511786 3497753294802 5246629942203 10493259884406 15739889826609 31479779653218
• Sum of all divisors σ(n): 78148319585139
• Sum of proper divisors (its aliquot sum) s(n): 46668539931921
• 31479779653218 is an abundant number, because the sum of its proper divisors (46668539931921) is greater than itself. Its abundance is 15188760278703

Bases of 31479779653218

• Binary: 111001010000101110101000101010111011001100010₂
• Hexadecimal: 0x1CA175157662
• Base-36: B5PM00S4I

Squares and roots of 31479779653218

• 31479779653218 squared (31479779653218²) is 990976527015157984337755524
• 31479779653218 cubed (31479779653218³) is 31195722711948408020825473464689183876232
• The square root of 31479779653218 is 5610684.4193215857
• The cube root of 31479779653218 is 31575.0389237585

Scales and comparisons

• 31,479,779,653,218 seconds is equal to 1,000,959 years, 32 weeks, 1 day, 13 hours, 18 seconds.
• To count from 1 to 31,479,779,653,218 would take you about two million, five hundred two 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 31479779653218 cubic inches would be around 2631.3 feet tall.

Recreational maths with 31479779653218

• 31479779653218 backwards is 81235697797413
• The number of decimal digits it has is: 14
• The sum of 31479779653218's digits is 72
• More coming soon!