21480581424640

Names of 21480581424640

• Cardinal: 21480581424640 can be written as Twenty-one trillion, four hundred eighty billion, five hundred eighty-one million, four hundred twenty-four thousand, six hundred forty.

Scientific notation

• Scientific notation: 2.148058142464 × 10¹³

Factors of 21480581424640

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 3378

Divisors of 21480581424640

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 31 32 37 40 52 62 64 65 74 80 104 124 128 130 148 155 160 181 185 208 248 256 260 296 310 320 362 370 403 416 481 496 512 520 592 620 640 724 740 806 832 905 962 992 1040 1147 1184 1240 1280 1448 1480 1612 1664 1810 1924 1984 2015 2080 2294 2353 2368 2405 2480 2560 2896 2960 3109 3224 3328 3620 3848 3968 4030 4160 4588 4706 4736 4810 4960 5611 5735 5792 5920 6218 6448 6656 6697 7240 7696 7936 8060 8320 9176 9412 9472 9620 9920 11222 11470 11584 11765 11840 12436 12896 13394 14480 14911 15392 15545 15872 16120 16640 18352 18824 18944 19240 19840 22444 22940 23168 23530 23680 24872 25792 26788 28055 28960 29822 30784 31090 32240 33280 33485 36704 37648 38480 39680 40417 44888 45880 46336 47060 47360 49744 51584 53576 56110 57920 59644 61568 62180 64480 66970 72943 73408 74555 75296 76960 79360 80834 87061 89776 91760 92672 94120 94720 96379 99488 103168 107152 112220 115033 115840 119288 123136 124360 128960 133940 145886 146816 149110 150592 153920 161668 174122 179552 183520 188240 192758 198976 202085 206336 207607 214304 224440 230066 231680 238576 246272 248720 257920 267880 291772 293632 298220 301184 307840 323336 348244 359104 364715 367040 376480 385516 397952 404170 415214 428608 435305 448880 460132 463360 477152 481895 497440 515840 535760 562729 575165 583544 587264 596440 602368 615680 646672 696488 718208 729430 734080 752960 771032 795904 808340 830428 857216 870610 897760 920264 954304 963790 994880 1031680 1038035 1071520 1125458 1150330 1167088 1192880 1204736 1231360 1252927 1293344 1392976 1436416 1458860 1468160 1495429 1505920 1542064 1591808 1616680 1660856 1714432 1741220 1795520 1840528 1908608 1927580 1989760 2076070 2143040 2250916 2300660 2334176 2385760 2505854 2586688 2698891 2785952 2813645 2872832 2917720 2936320 2990858 3011840 3084128 3233360 3321712 3428864 3482440 3566023 3591040 3681056 3817216 3855160 3979520 4152140 4286080 4501832 4601320 4668352 4771520 5011708 5173376 5397782 5571904 5627290 5835440 5981716 6023680 6168256 6264635 6466720 6643424 6964880 7132046 7182080 7315477 7362112 7477145 7634432 7710320 7959040 8304280 8572160 9003664 9202640 9336704 9543040 10023416 10346752 10795564 11143808 11254580 11670880 11963432 12336512 12529270 12933440 13286848 13494455 13929760 14264092 14364160 14630954 14724224 14954290 15420640 16608560 17144320 17444599 17830115 18007328 18405280 18673408 19086080 20046832 20693504 20820973 21591128 22287616 22509160 23341760 23926864 24673024 25058540 25866880 26573696 26988910 27859520 28528184 29261908 29448448 29908580 30841280 33217120 34889198 35660230 36014656 36577385 36810560 37346816 38172160 40093664 41641946 43182256 44575232 45018320 46358299 46683520 47853728 49346048 50117080 51733760 53147392 53977820 55719040 57056368 58523816 58896896 59817160 61682560 66434240 69778396 71320460 72029312 73154770 73621120 80187328 83283892 86364512 87222995 90036640 92716598 93367040 95707456 100234160 103467520 104104865 106294784 107955640 111438080 114112736 117047632 119634320 123365120 132868480 139556792 142640920 144058624 146309540 147242240 160374656 166567784 172729024 174445990 180073280 185433196 186734080 191414912 200468320 208209730 215911280 222876160 226779787 228225472 231791495 234095264 239268640 246730240 265736960 270672649 279113584 285281840 288117248 292619080 294484480 320749312 333135568 345458048 348891980 360146560 370866392 382829824 400936640 416419460 431822560 453559574 456450944 463582990 468190528 478537280 531473920 541345298 558227168 570563680 585238160 641498624 645450163 666271136 690916096 697783960 720293120 741732784 765659648 801873280 832838920 863645120 907119148 912901888 927165980 936381056 957074560 1082690596 1116454336 1133898935 1141127360 1170476320 1290900326 1332542272 1353363245 1381832192 1395567920 1440586240 1483465568 1603746560 1665677840 1727290240 1814238296 1825803776 1854331960 1872762112 1914149120 2165381192 2232908672 2267797870 2282254720 2340952640 2581800652 2665084544 2706726490 2791135840 2966931136 3207493120 3227250815 3331355680 3454580480 3628476592 3708663920 3745524224 3828298240 4330762384 4465817344 4535595740 4564509440 4681905280 5163601304 5330169088 5413452980 5582271680 5933862272 6454501630 6662711360 6909160960 7256953184 7417327840 8390852119 8661524768 8931634688 9071191480 9129018880 9363810560 10327202608 10660338176 10826905960 11164543360 11867724544 12909003260 13325422720 14513906368 14834655680 16781704238 17323049536 18142382960 18727621120 20654405216 21653811920 22329086720 23735449088 25818006520 26650845440 29027812736 29669311360 33563408476 34646099072 36284765920 41308810432 41954260595 43307623840 44658173440 51636013040 53301690880 58055625472 59338622720 67126816952 69292198144 72569531840 82617620864 83908521190 86615247680 103272026080 116111250944 118677245440 134253633904 138584396288 145139063680 165235241728 167817042380 173230495360 206544052160 268507267808 290278127360 330470483456 335634084760 346460990720 413088104320 537014535616 580556254720 671268169520 692921981440 826176208640 1074029071232 1342536339040 1652352417280 2148058142464 2685072678080 4296116284928 5370145356160 10740290712320 21480581424640
• Sum of all divisors σ(n): 59145304458240
• Sum of proper divisors (its aliquot sum) s(n): 37664723033600
• 21480581424640 is an abundant number, because the sum of its proper divisors (37664723033600) is greater than itself. Its abundance is 16184141608960

Bases of 21480581424640

• Binary: 100111000100101010110011011001110011000000000₂
• Hexadecimal: 0x1389566CE600
• Base-36: 7M41JKG74

Squares and roots of 21480581424640

• 21480581424640 squared (21480581424640²) is 461415378340589011999129600
• 21480581424640 cubed (21480581424640³) is 9911470605026094118504993357607993344000
• The square root of 21480581424640 is 4634714.8158910489
• The cube root of 21480581424640 is 27798.1148009269

Scales and comparisons

• 21,480,581,424,640 seconds is equal to 683,016 years, 2 weeks, 2 days, 13 hours, 30 minutes, 40 seconds.
• To count from 1 to 21,480,581,424,640 would take you about one million, seven hundred seven thousand, five hundred forty 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 21480581424640 cubic inches would be around 2316.5 feet tall.

Recreational maths with 21480581424640

• 21480581424640 backwards is 04642418508412
• The number of decimal digits it has is: 14
• The sum of 21480581424640's digits is 49
• More coming soon!