81348400442342

Names of 81348400442342

• Cardinal: 81348400442342 can be written as Eighty-one trillion, three hundred forty-eight billion, four hundred million, four hundred forty-two thousand, three hundred forty-two.

Scientific notation

• Scientific notation: 8.1348400442342 × 10¹³

Factors of 81348400442342

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1264

Divisors of 81348400442342

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 11 22 23 41 46 82 121 242 253 451 506 529 902 943 1058 1187 1331 1886 2374 2662 2783 4961 5566 5819 9922 10373 11638 13057 20746 21689 26114 27301 30613 43378 48667 54571 54602 61226 64009 97334 109142 114103 128018 143627 228206 238579 287254 300311 477158 535337 600622 627923 704099 1070674 1119341 1255133 1255846 1408198 1408969 1579897 2238682 2510266 2624369 2817938 3159794 3303421 5248738 5888707 6606842 6907153 11777414 12312751 13814306 15498659 24625502 25744843 28868059 30997318 32406287 36337631 51489686 57736118 57767729 64775777 64812574 72675262 75978683 115535458 129551554 135440261 151957366 170485249 270880522 283193273 340970498 356469157 566386546 635445019 712938314 745344601 835765513 1270890038 1328657767 1489842871 1490689202 1671531026 1875337739 2657315534 2979685742 3115126003 3750675478 3921160727 6230252006 6989895209 7842321454 8198790611 13979790418 14615235437 16397581222 29230470874 30559128641 34266386033 43132767997 61118257282 68532772066 76888847299 86265535994 90186696721 153777694598 160767589807 180373393442 321535179614 336150415051 672300830102 992053663931 1768443487877 1984107327862 3536886975754 3697654565561 7395309131122 40674200221171 81348400442342
• Sum of all divisors σ(n): 143848130068944
• Sum of proper divisors (its aliquot sum) s(n): 62499729626602
• 81348400442342 is a deficient number, because the sum of its proper divisors (62499729626602) is less than itself. Its deficiency is 18848670815740

Bases of 81348400442342

• Binary: 10010011111110001100110100000101110101111100110₂
• Hexadecimal: 0x49FC6682EBE6
• Base-36: SU2XT9PT2

Squares and roots of 81348400442342

• 81348400442342 squared (81348400442342²) is 6617562254527628101266444964
• 81348400442342 cubed (81348400442342³) is 538328104233441024625323341079859398265688
• The square root of 81348400442342 is 9019334.8115225215
• The cube root of 81348400442342 is 43329.4329950591

Scales and comparisons

• 81,348,400,442,342 seconds is equal to 2,586,627 years, 26 weeks, 2 days, 12 hours, 39 minutes, 2 seconds.
• To count from 1 to 81,348,400,442,342 would take you about six million, four hundred sixty-six thousand, five hundred sixty-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 81348400442342 cubic inches would be around 3610.8 feet tall.

Recreational maths with 81348400442342

• 81348400442342 backwards is 24324400484318
• The number of decimal digits it has is: 14
• The sum of 81348400442342's digits is 47
• More coming soon!