138212197877995740

Names of 138212197877995740

• Cardinal: 138212197877995740 can be written as One hundred thirty-eight quadrillion, two hundred twelve trillion, one hundred ninety-seven billion, eight hundred seventy-seven million, nine hundred ninety-five thousand, seven hundred forty.

Scientific notation

• Scientific notation: 1.3821219787799574 × 10¹⁷

Factors of 138212197877995740

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 65847

Divisors of 138212197877995740

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 81 90 108 135 162 180 243 270 324 405 486 540 729 810 972 1215 1458 1620 2187 2430 2916 3645 4374 4860 6561 7290 8748 10935 13122 14580 19683 21870 26244 32805 39366 43740 59049 65610 65837 78732 98415 118098 131220 131674 177147 196830 197511 236196 263348 295245 329185 354294 393660 395022 531441 590490 592533 658370 708588 790044 885735 987555 1062882 1180980 1185066 1316740 1594323 1771470 1777599 1975110 2125764 2370132 2657205 2962665 3188646 3542940 3555198 3950220 5314410 5332797 5925330 6377292 7110396 7971615 8887995 10628820 10665594 11850660 15943230 15998391 17775990 21331188 26663985 31886460 31996782 35551980 47995173 53327970 63993564 79991955 95990346 106655940 143985519 159983910 191980692 239975865 287971038 319967820 431956557 479951730 575942076 719927595 863913114 959903460 1295869671 1439855190 1727826228 2159782785 2591739342 2879710380 3887609013 4319565570 4334510569 5183478684 6479348355 7775218026 8639131140 8669021138 11662827039 12958696710 13003531707 15550436052 17338042276 19438045065 21672552845 23325654078 25917393420 26007063414 34988481117 38876090130 39010595121 43345105690 46651308156 52014126828 58314135195 65017658535 69976962234 77752180260 78021190242 86690211380 104965443351 116628270390 117031785363 130035317070 139953924468 156042380484 174942405585 195052975605 209930886702 233256540780 234063570726 260070634140 349884811170 351095356089 390105951210 419861773404 468127141452 524827216755 585158926815 699769622340 702190712178 780211902420 1049654433510 1053286068267 1170317853630 1404381424356 1755476780445 2099308867020 2106572136534 2340635707260 3159858204801 3510953560890 4213144273068 5266430341335 6319716409602 7021907121780 9479574614403 10532860682670 12639432819204 15799291024005 18959149228806 21065721365340 28438723843209 31598582048010 37918298457612 47397873072015 56877447686418 63197164096020 85316171529627 94795746144030 113754895372836 142193619216045 170632343059254 189591492288060 255948514588881 284387238432090 341264686118508 426580857648135 511897029177762 568774476864180 767845543766643 853161715296270 1023794058355524 1279742572944405 1535691087533286 1706323430592540 2303536631299929 2559485145888810 3071382175066572 3839227718833215 4607073262599858 5118970291777620 6910609893899787 7678455437666430 9214146525199716 11517683156499645 13821219787799574 15356910875332860 23035366312999290 27642439575599148 34553049469498935 46070732625998580 69106098938997870 138212197877995740
• Sum of all divisors σ(n): 435374945212955496
• Sum of proper divisors (its aliquot sum) s(n): 297162747334959756
• 138212197877995740 is an abundant number, because the sum of its proper divisors (297162747334959756) is greater than itself. Its abundance is 158950549456964016

Bases of 138212197877995740

• Binary: 111101011000001110100001011111110001001001101100011011100₂
• Hexadecimal: 0x1EB0742FE24D8DC
• Base-36: 11SW4V5VCXR0

Squares and roots of 138212197877995740

• 138212197877995740 squared (138212197877995740²) is 19102611642266250134958079458147600
• 138212197877995740 cubed (138212197877995740³) is 2640213940287408134888274229078768189112301091224000
• The square root of 138212197877995740 is 371769011.4546877345
• The cube root of 138212197877995740 is 517029.6601724661

Scales and comparisons

• 138,212,197,877,995,740 seconds is equal to 4,394,720,374 years, 6 weeks, 2 days, 12 hours, 9 minutes.
• To count from 1 to 138,212,197,877,995,740 would take you about thirteen billion, one hundred eighty-four million, one hundred sixty-one thousand, one hundred twenty-two 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 138212197877995740 cubic inches would be around 43085.8 feet tall.

Recreational maths with 138212197877995740

• 138212197877995740 backwards is 047599778791212831
• 138212197877995740 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 138212197877995740's digits is 90
• More coming soon!