20931483377840

Names of 20931483377840

• Cardinal: 20931483377840 can be written as Twenty trillion, nine hundred thirty-one billion, four hundred eighty-three million, three hundred seventy-seven thousand, eight hundred forty.

Scientific notation

• Scientific notation: 2.093148337784 × 10¹³

Factors of 20931483377840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 474

Divisors of 20931483377840

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 35 40 49 56 70 71 80 98 112 140 142 196 245 280 284 343 355 389 392 490 497 560 568 686 710 778 784 980 994 1136 1372 1420 1556 1715 1945 1960 1988 2485 2723 2744 2840 3112 3430 3479 3890 3920 3976 4970 5041 5446 5488 5680 6224 6860 6958 7780 7952 9940 10082 10892 13615 13720 13916 15560 17395 19061 19880 20164 21784 24353 25205 27230 27440 27619 27832 31120 34790 35287 38122 39760 40328 43568 48706 50410 54460 55238 55664 69580 70574 76244 80656 95305 97412 100820 108920 110476 121765 133427 138095 139160 141148 151321 152488 176435 190610 193333 194824 201640 217840 220952 243530 247009 266854 276190 278320 282296 302642 304976 352870 381220 386666 389648 403280 441904 487060 494018 533708 552380 564592 605284 667135 705740 756605 762440 773332 966665 974120 988036 1059247 1067416 1104760 1210568 1235045 1334270 1353331 1411480 1513210 1524880 1546664 1729063 1933330 1948240 1960949 1976072 2118494 2134832 2209520 2421136 2470090 2668540 2706662 2822960 3026420 3093328 3458126 3866660 3921898 3952144 4236988 4940180 5296235 5337080 5413324 6052840 6766655 6916252 7414729 7733320 7843796 8473976 8645315 9473317 9804745 9880360 10592470 10674160 10743791 10826648 12105680 13533310 13726643 13832504 14829458 15466640 15687592 16947952 17290630 18946634 19609490 19760720 21184940 21487582 21653296 27066620 27453286 27665008 29658916 31375184 34581260 37073645 37893268 39218980 42369880 42975164 47366585 51903103 53718955 54133240 54906572 59317832 68633215 69162520 74147290 75206537 75786536 78437960 84739760 85950328 94733170 96086501 103806206 107437910 108266480 109813144 118635664 137266430 138325040 148294580 150413074 151573072 156875920 171900656 189466340 192173002 207612412 214875820 219626288 259515515 274532860 296589160 300826148 376032685 378932680 384346004 415224824 429751640 480432505 519031030 526445759 549065720 593178320 601652296 672605507 752065370 757865360 762809161 768692008 830449648 859503280 960865010 1038062060 1052891518 1098131440 1203304592 1345211014 1504130740 1525618322 1537384016 1921730020 2076124120 2105783036 2632228795 2690422028 3008261480 3051236644 3363027535 3685120313 3814045805 3843460040 4152248240 4211566072 5264457590 5339664127 5380844056 6016522960 6102473288 6726055070 7370240626 7628091610 7686920080 8423132144 10528915180 10679328254 10761688112 12204946576 13452110140 14740481252 15256183220 18425601565 21057830360 21358656508 26698320635 26904220280 29480962504 30512366440 36851203130 37377648889 42115660720 42717313016 53396641270 53808440560 58961925008 61024732880 73702406260 74755297778 85434626032 106793282540 147404812520 149510595556 186888244445 213586565080 261643542223 294809625040 299021191112 373776488890 427173130160 523287084446 598042382224 747552977780 1046574168892 1308217711115 1495105955560 2093148337784 2616435422230 2990211911120 4186296675568 5232870844460 10465741688920 20931483377840
• Sum of all divisors σ(n): 57711956719200
• Sum of proper divisors (its aliquot sum) s(n): 36780473341360
• 20931483377840 is an abundant number, because the sum of its proper divisors (36780473341360) is greater than itself. Its abundance is 15848989963520

Bases of 20931483377840

• Binary: 100110000100101111101101000011010000010110000₂
• Hexadecimal: 0x13097DA1A0B0
• Base-36: 7F3SGRNOW

Squares and roots of 20931483377840

• 20931483377840 squared (20931483377840²) is 438126996396792216203065600
• 20931483377840 cubed (20931483377840³) is 9170647942462421846550763124451106304000
• The square root of 20931483377840 is 4575093.8108239925
• The cube root of 20931483377840 is 27559.2039664037

Scales and comparisons

• 20,931,483,377,840 seconds is equal to 665,556 years, 22 weeks, 1 day, 2 hours, 17 minutes, 20 seconds.
• To count from 1 to 20,931,483,377,840 would take you about one million, six hundred sixty-three thousand, eight hundred ninety-one 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 20931483377840 cubic inches would be around 2296.6 feet tall.

Recreational maths with 20931483377840

• 20931483377840 backwards is 04877338413902
• The number of decimal digits it has is: 14
• The sum of 20931483377840's digits is 59
• More coming soon!