21084104884810986

Names of 21084104884810986

• Cardinal: 21084104884810986 can be written as Twenty-one quadrillion, eighty-four trillion, one hundred four billion, eight hundred eighty-four million, eight hundred ten thousand, nine hundred eighty-six.

Scientific notation

• Scientific notation: 2.1084104884810986 × 10¹⁶

Factors of 21084104884810986

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 293160

Divisors of 21084104884810986

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 6 9 18 27 41 54 61 81 82 122 123 162 183 211 243 246 281 366 369 422 486 549 562 633 738 843 1098 1107 1266 1647 1686 1899 2214 2501 2529 3294 3321 3798 4941 5002 5058 5697 6642 7503 7587 8651 9882 9963 11394 11521 12871 14823 15006 15174 17091 17141 17302 19926 22509 22761 23042 25742 25953 29646 34182 34282 34563 38613 45018 45522 51273 51423 51906 59291 67527 68283 69126 77226 77859 102546 102846 103689 115839 118582 135054 136566 154269 155718 177873 202581 207378 231678 233577 292561 308538 311067 347517 355746 405162 462807 467154 527711 533619 585122 607743 622134 695034 700731 702781 877683 925614 933201 1042551 1055422 1067238 1215486 1388421 1401462 1405562 1583133 1600857 1755366 1866402 2085102 2102193 2108343 2430931 2633049 2776842 2799603 3127653 3166266 3201714 3616751 4165263 4204386 4216686 4749399 4802571 4861862 5266098 5599206 6255306 6325029 7233502 7292793 7899147 8330526 9498798 9605142 10850253 11995001 12650058 14248197 14407713 14585586 15798294 17846221 18975087 21700506 21878379 23697441 23990002 28496394 28815426 32550759 35692442 35985003 37950174 42744591 43756758 47394882 53538663 56925261 61730371 65101518 65635137 71092323 71970006 82209641 85489182 97652277 107077326 107955009 113850522 123460742 128233773 131270274 142184646 148286791 160615989 164419282 170775783 185191113 195304554 196905411 215910018 246628923 256467546 292956831 296573582 321231978 323865027 341551566 370382226 393810822 444860373 481847967 493257846 555573339 585913662 590716233 647730054 731695061 739886769 878870493 889720746 963695934 971595081 1111146678 1181432466 1334581119 1445543901 1463390122 1479773538 1666720017 1757740986 1943190162 2195085183 2219660307 2530945211 2669162238 2891087802 2914785243 3333440034 3370595281 3765552631 4003743357 4336631703 4390170366 4439320614 5000160051 5014788101 5061890422 5829570486 6585255549 6658980921 6741190562 7531105262 7592835633 8007486714 8673263406 10000320102 10029576202 10111785843 11296657893 12011230071 13170511098 13317961842 15000480153 15044364303 15185671266 17346234251 19755766647 19976942763 20223571686 22593315786 22778506899 24022460142 30000960306 30088728606 30335357529 33889973679 34692468502 36033690213 39511533294 39953885526 45133092909 45557013798 52038702753 59267299941 60670715058 67779947358 68335520697 72067380426 90266185818 91006072587 101669921037 104077405506 118534599882 135399278727 136671041394 154387657871 156116108259 177801899823 182012145174 203339842074 205006562091 205606312141 270798557454 273018217761 305009763111 308775315742 312232216518 355603799646 406197836181 410013124182 411212624282 463162973613 468348324777 546036435522 610019526222 615019686273 616818936423 711195604291 812395672362 819054653283 915029289333 926325947226 936696649554 1058120289311 1218593508543 1230039372546 1233637872846 1389488920839 1405044974331 1422391208582 1638109306566 1830058578666 1850456809269 2116240578622 2133586812873 2437187017086 2778977841678 2810089948662 3174360867933 3700913618538 4168466762517 4215134922993 4267173625746 5551370427807 6348721735866 6400760438619 8336933525034 8430269845986 9523082603799 11102740855614 12505400287551 12801520877238 16654111283421 19046165207598 19202281315857 25010800575102 28569247811397 33308222566842 37516200862653 38404562631714 43382931861751 49962333850263 57138495622794 57606843947571 75032401725306 85707743434191 86765863723502 99924667700526 115213687895142 130148795585253 171415486868382 172820531842713 257123230302573 260297591170506 345641063685426 390446386755759 514246460605146 780892773511518 1171339160267277 2342678320534554 3514017480801831 7028034961603662 10542052442405493 21084104884810986
• Sum of all divisors σ(n): 49735501765657344
• Sum of proper divisors (its aliquot sum) s(n): 28651396880846358
• 21084104884810986 is an abundant number, because the sum of its proper divisors (28651396880846358) is greater than itself. Its abundance is 7567291996035372

Bases of 21084104884810986

• Binary: 1001010111001111110000110110110000100001111010011101010₂
• Hexadecimal: 0x4AE7E1B610F4EA
• Base-36: 5RLOW2GYKMI

Squares and roots of 21084104884810986

• 21084104884810986 squared (21084104884810986²) is 444539478793710481223568946292196
• 21084104884810986 cubed (21084104884810986³) is 9372716996325800879396836404755600660162986865256
• The square root of 21084104884810986 is 145203666.9124130143
• The cube root of 21084104884810986 is 276260.2429013217

Scales and comparisons

• 21,084,104,884,810,986 seconds is equal to 670,409,317 years, 47 weeks, 5 days, 8 hours, 23 minutes, 6 seconds.
• To count from 1 to 21,084,104,884,810,986 would take you about two billion, eleven million, two hundred twenty-seven thousand, nine hundred fifty-three 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 21084104884810986 cubic inches would be around 23021.7 feet tall.

Recreational maths with 21084104884810986

• 21084104884810986 backwards is 68901848840148012
• The number of decimal digits it has is: 17
• The sum of 21084104884810986's digits is 72
• More coming soon!