21139060642920

Names of 21139060642920

• Cardinal: 21139060642920 can be written as Twenty-one trillion, one hundred thirty-nine billion, sixty million, six hundred forty-two thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.113906064292 × 10¹³

Factors of 21139060642920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 273927

Divisors of 21139060642920

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 18 20 22 24 27 30 33 36 40 44 45 54 55 60 66 72 81 88 90 99 108 110 120 121 132 135 162 165 180 197 198 216 220 242 264 270 297 324 330 360 363 394 396 405 440 484 495 540 591 594 605 648 660 726 788 792 810 891 968 985 990 1080 1089 1182 1188 1210 1320 1452 1485 1576 1620 1773 1782 1815 1970 1980 2167 2178 2364 2376 2420 2904 2955 2970 3240 3267 3546 3564 3630 3940 3960 4334 4356 4455 4728 4840 5319 5445 5910 5940 6501 6534 7092 7128 7260 7880 8668 8712 8865 8910 9801 10638 10835 10890 11820 11880 13002 13068 14184 14520 15957 16335 17336 17730 17820 19503 19602 21276 21670 21780 23640 23837 26004 26136 26595 31914 32505 32670 35460 35640 39006 39204 42552 43340 43560 47674 49005 52008 53190 58509 63828 65010 65340 70920 71511 78012 78408 79785 86680 95348 97515 98010 106380 117018 119185 127656 130020 130680 143022 156024 159570 175527 190696 195030 196020 212760 214533 234036 238370 260040 273709 286044 292545 319140 351054 357555 390060 392040 429066 468072 476740 547418 572088 585090 638280 643599 702108 715110 780120 821127 858132 877635 953480 1072665 1094836 1170180 1287198 1368545 1404216 1430220 1642254 1716264 1755270 1930797 2145330 2189672 2340360 2463381 2574396 2737090 2860440 3010799 3217995 3284508 3510540 3861594 4105635 4290660 4926762 5148792 5474180 6021598 6435990 6569016 7021080 7390143 7723188 8211270 8581320 9032397 9653985 9853524 10948360 12043196 12316905 12871980 14780286 15053995 15446376 16422540 18064794 19307970 19707048 22170429 24086392 24633810 25743960 27097191 29560572 30107990 32845080 33118789 36129588 36950715 38615940 44340858 45161985 49267620 53920673 54194382 59121144 60215980 66237578 72259176 73901430 77231880 81291573 88681716 90323970 98535240 99356367 107841346 108388764 110852145 120431960 132475156 135485955 147802860 161762019 162583146 165593945 177363432 180647940 198712734 215682692 216777528 221704290 243874719 264950312 269603365 270971910 295605720 298069101 323524038 325166292 331187890 361295880 397425468 406457865 431365384 443408580 485286057 487749438 496781835 539206730 541943820 593127403 596138202 647048076 650332584 662375780 794850936 808810095 812915730 886817160 894207303 970572114 975498876 993563670 1078413460 1083887640 1186254806 1192276404 1219373595 1294096152 1324751560 1455858171 1490345505 1617620190 1625831460 1779382209 1788414606 1941144228 1950997752 1987127340 2156826920 2372509612 2384552808 2426430285 2438747190 2682621909 2911716342 2965637015 2980691010 3235240380 3251662920 3558764418 3576829212 3882288456 3974254680 4367574513 4471036515 4745019224 4852860570 4877494380 5338146627 5365243818 5823432684 5931274030 5961382020 6470480760 6524401433 7117528836 7153658424 7279290855 8735149026 8896911045 8942073030 9705721140 9754988760 10676293254 10730487636 11646865368 11862548060 11922764040 13048802866 13413109545 14235057672 14558581710 16014439881 17470298052 17793822090 17884146060 19411442280 19573204299 21352586508 21460975272 21837872565 23725096120 26097605732 26690733135 26826219090 29117163420 32028879762 32622007165 34940596104 35587644180 35768292120 39146408598 42705173016 43675745130 48043319643 52195211464 53381466270 53652438180 58234326840 58719612897 64057759524 65244014330 71175288360 78292817196 80072199405 87351490260 96086639286 97866021495 106762932540 107304876360 117439225794 128115519048 130488028660 156585634392 160144398810 174702980520 176158838691 192173278572 195732042990 213525865080 234878451588 240216598215 260976057320 293598064485 320288797620 352317677382 384346557144 391464085980 469756903176 480433196430 528476516073 587196128970 640577595240 704635354764 782928171960 880794193455 960866392860 1056953032146 1174392257940 1409270709528 1761588386910 1921732785720 2113906064292 2348784515880 2642382580365 3523176773820 4227812128584 5284765160730 7046353547640 10569530321460 21139060642920
• Sum of all divisors σ(n): 78493803834600
• Sum of proper divisors (its aliquot sum) s(n): 57354743191680
• 21139060642920 is an abundant number, because the sum of its proper divisors (57354743191680) is greater than itself. Its abundance is 36215682548760

Bases of 21139060642920

• Binary: 100110011100111010010001100110101010001101000₂
• Hexadecimal: 0x1339D2335468
• Base-36: 7HR5EWUI0

Squares and roots of 21139060642920

• 21139060642920 squared (21139060642920²) is 446859884865049323746126400
• 21139060642920 cubed (21139060642920³) is 9446198205050526735066301960043585088000
• The square root of 21139060642920 is 4597723.4195762581
• The cube root of 21139060642920 is 27650.0058938387

Scales and comparisons

• 21,139,060,642,920 seconds is equal to 672,156 years, 38 weeks, 3 days, 17 hours, 42 minutes.
• To count from 1 to 21,139,060,642,920 would take you about one million, six hundred eighty thousand, three 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 21139060642920 cubic inches would be around 2304.2 feet tall.

Recreational maths with 21139060642920

• 21139060642920 backwards is 02924606093112
• 21139060642920 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21139060642920's digits is 45
• More coming soon!