21264718265377664

Names of 21264718265377664

• Cardinal: 21264718265377664 can be written as Twenty-one quadrillion, two hundred sixty-four trillion, seven hundred eighteen billion, two hundred sixty-five million, three hundred seventy-seven thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 2.1264718265377664 × 10¹⁶

Factors of 21264718265377664

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 2198

Divisors of 21264718265377664

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 28 32 44 56 64 77 88 112 121 128 154 176 224 227 242 308 352 448 454 484 616 704 847 896 908 968 1232 1408 1589 1694 1816 1936 1951 2464 2497 3178 3388 3632 3872 3902 4928 4994 6356 6776 7264 7744 7804 9856 9988 12712 13552 13657 14528 15488 15608 17479 19976 21461 25424 27104 27314 27467 29056 31216 34958 39952 42922 50848 51529 54208 54628 54934 62432 69916 79904 85844 101696 103058 108416 109256 109868 124864 139832 150227 159808 171688 192269 203392 206116 218512 219736 236071 249728 279664 300454 319616 343376 360703 384538 412232 437024 439472 442877 472142 559328 566819 600908 686752 721406 769076 824464 874048 878944 885754 944284 1118656 1133638 1201816 1373504 1442812 1538152 1648928 1652497 1748096 1757888 1771508 1888568 2237312 2267276 2403632 2747008 2885624 3076304 3100139 3297856 3304994 3515776 3543016 3777136 3806401 3967733 4534552 4807264 4871647 5771248 6152608 6200278 6235009 6595712 6609988 7086032 7554272 7612802 7935466 9069104 9614528 9743294 11542496 12305216 12400556 12470018 13219976 14172064 15108544 15225604 15870932 18138208 19229056 19486588 23084992 24610432 24801112 24940036 26439952 26644807 28344128 30217088 30451208 31741864 34101529 36276416 38973176 41870411 43645063 46169984 49602224 49880072 52879904 53289614 53588117 56688256 60902416 63483728 68203058 72552832 77946352 83740822 87290126 99204448 99760144 100533079 105759808 106579228 107176234 121804832 126967456 136406116 155892704 167481644 174580252 198408896 199520288 201066158 211519616 213158456 214352468 243609664 253934912 272812232 293092877 311785408 334963288 349160504 375116819 396817792 399040576 402132316 426316912 428704936 460574521 487219328 507869824 545624464 586185754 623570816 669926576 698321008 703731553 750233638 798081152 804264632 852633824 857409872 864053027 921149042 1091248928 1105863869 1172371508 1339853152 1396642016 1407463106 1500467276 1608529264 1705267648 1714819744 1728106054 1842298084 2182497856 2211727738 2344743016 2679706304 2793284032 2814926212 3000934552 3217058528 3224021647 3410535296 3429639488 3456212108 3684596168 4364995712 4423455476 4689486032 5359412608 5586568064 5629852424 6001869104 6048371189 6434117056 6448043294 6859278976 6912424216 7369192336 7741047083 8846910952 9378972064 9504583297 11259704848 12003738208 12096742378 12164502559 12868234112 12896086588 13824848432 14738384672 15482094166 17693821904 18757944128 19009166594 22519409696 24007476416 24193484756 24329005118 25792173176 27649696864 29476769344 30964188332 35387643808 37515888256 38018333188 45038819392 48014952832 48386969512 48658010236 51584346352 55299393728 58953538688 61928376664 66532083079 70775287616 76036666376 85151517913 90077638784 96773939024 97316020472 103168692704 104550416267 110598787456 123856753328 133064166158 141550575232 152073332752 170303035826 193547878048 194632040944 196140037129 206337385408 209100832534 247713506656 266128332316 304146665504 340606071652 387095756096 389264081888 392280074258 412674770816 418201665068 495427013312 532256664632 608293331008 681212143304 731852913869 774191512192 778528163776 784560148516 836403330136 990854026624 1064513329264 1216586662016 1362424286608 1372980259903 1463705827738 1557056327552 1569120297032 1672806660272 2129026658528 2157540408419 2724848573216 2745960519806 2927411655476 3138240594064 3345613320544 4258053317056 4315080816838 5449697146432 5491921039612 5854823310952 6276481188128 6691226641088 8516106634112 8630161633676 10899394292864 10983842079224 11709646621904 12552962376256 13382453282176 15102782858933 17260323267352 21967684158448 23419293243808 23732944492609 25105924752512 30205565717866 34520646534704 43935368316896 46838586487616 47465888985218 60411131435732 69041293069408 87870736633792 93677172975232 94931777970436 120822262871464 138082586138816 166130611448263 175741473267584 189863555940872 241644525742928 276165172277632 332261222896526 379727111881744 483289051485856 664522445793052 759454223763488 966578102971712 1329044891586104 1518908447526976 1933156205943424 2658089783172208 3037816895053952 5316179566344416 10632359132688832 21264718265377664
• Sum of all divisors σ(n): 53479593862281720
• Sum of proper divisors (its aliquot sum) s(n): 32214875596904056
• 21264718265377664 is an abundant number, because the sum of its proper divisors (32214875596904056) is greater than itself. Its abundance is 10950157331526392

Bases of 21264718265377664

• Binary: 1001011100011000010011000001010011101001110001110000000₂
• Hexadecimal: 0x4B8C260A74E380
• Base-36: 5TDPOPKG7SW

Squares and roots of 21264718265377664

• 21264718265377664 squared (21264718265377664²) is 452188242905886447342808550096896
• 21264718265377664 cubed (21264718265377664³) is 9615655588309835433395390390892906339269234130944
• The square root of 21264718265377664 is 145824271.8664408899
• The cube root of 21264718265377664 is 277046.8464403785

Scales and comparisons

• 21,264,718,265,377,664 seconds is equal to 676,152,264 years, 38 weeks, 5 days, 19 hours, 7 minutes, 44 seconds.
• To count from 1 to 21,264,718,265,377,664 would take you about two billion, twenty-eight million, four hundred fifty-six thousand, seven hundred ninety-four 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 21264718265377664 cubic inches would be around 23087.2 feet tall.

Recreational maths with 21264718265377664

• 21264718265377664 backwards is 46677356281746212
• 21264718265377664 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21264718265377664's digits is 77
• More coming soon!