21438259699392

Names of 21438259699392

• Cardinal: 21438259699392 can be written as Twenty-one trillion, four hundred thirty-eight billion, two hundred fifty-nine million, six hundred ninety-nine thousand, three hundred ninety-two.

Scientific notation

• Scientific notation: 2.1438259699392 × 10¹³

Factors of 21438259699392

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 218

Divisors of 21438259699392

• Number of divisors d(n): 784
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 41 48 54 59 64 72 81 82 96 108 113 118 123 144 162 164 177 192 216 226 236 243 246 288 324 328 339 354 369 432 452 472 486 492 531 576 648 656 678 708 729 738 864 904 944 972 984 1017 1062 1107 1296 1312 1356 1416 1458 1476 1593 1681 1728 1808 1888 1944 1968 2034 2124 2214 2419 2592 2624 2712 2832 2916 2952 3051 3186 3321 3362 3616 3776 3888 3936 4068 4248 4428 4633 4779 4838 5043 5184 5424 5664 5832 5904 6102 6372 6642 6667 6724 7232 7257 7776 7872 8136 8496 8856 9153 9266 9558 9676 9963 10086 10848 11328 11664 11808 12204 12744 13284 13334 13448 13899 14337 14514 15129 15552 16272 16992 17712 18306 18532 19116 19352 19926 20001 20172 21696 21771 23328 23616 24408 25488 26568 26668 26896 27459 27798 28674 29028 29889 30258 32544 33984 35424 36612 37064 38232 38704 39852 40002 40344 41697 43011 43542 45387 46656 48816 50976 53136 53336 53792 54918 55596 57348 58056 59778 60003 60516 65088 65313 68921 70848 73224 74128 76464 77408 79704 80004 80688 82377 83394 86022 87084 90774 97632 99179 101952 106272 106672 107584 109836 111192 114696 116112 119556 120006 121032 125091 130626 136161 137842 146448 148256 152928 154816 159408 160008 161376 164754 166788 172044 174168 180009 181548 189953 195264 195939 198358 206763 212544 213344 219672 222384 229392 232224 239112 240012 242064 250182 261252 272322 273347 275684 292896 296512 297537 305856 318816 320016 322752 329508 333576 344088 348336 360018 363096 375273 379906 391878 396716 408483 413526 426688 439344 444768 458784 464448 478224 480024 484128 500364 522504 540027 544644 546694 551368 569859 585792 587817 595074 620289 637632 640032 659016 667152 688176 696672 720036 726192 750546 759812 783756 793432 816966 820041 827052 878688 889536 892611 917568 956448 960048 968256 1000728 1045008 1080054 1089288 1093388 1102736 1125819 1139718 1175634 1190148 1225449 1240578 1280064 1318032 1334304 1376352 1393344 1440072 1452384 1501092 1519624 1567512 1586864 1620081 1633932 1640082 1654104 1709577 1757376 1763451 1785222 1860867 1912896 1920096 2001456 2090016 2160108 2178576 2186776 2205472 2251638 2279436 2351268 2380296 2450898 2460123 2481156 2636064 2668608 2677833 2752704 2880144 2904768 3002184 3039248 3135024 3173728 3240162 3267864 3280164 3308208 3377457 3419154 3526902 3570444 3721734 3840192 4002912 4066339 4180032 4320216 4357152 4373552 4410944 4503276 4558872 4702536 4760592 4860243 4901796 4920246 4962312 5128731 5272128 5355666 5582601 5760288 6004368 6078496 6270048 6347456 6480324 6535728 6560328 6616416 6754914 6838308 7053804 7140888 7380369 7443468 7788073 8005824 8033499 8132678 8640432 8714304 8747104 9006552 9117744 9405072 9521184 9720486 9803592 9840492 9924624 10257462 10711332 11165202 11207227 11520576 12008736 12156992 12199017 12540096 12960648 13071456 13120656 13232832 13509828 13676616 14107608 14281776 14760738 14886936 15386193 15576146 16066998 16265356 16747803 17280864 17494208 18013104 18235488 18810144 19042368 19440972 19607184 19680984 19849248 20514924 21422664 22141107 22330404 22414454 23364219 24017472 24100497 24398034 25921296 26142912 26241312 27019656 27353232 28215216 28563552 29521476 29773872 30772386 31152292 32133996 32530712 33495606 33621681 34561728 36026208 36470976 36597051 37620288 38881944 39214368 39361968 39698496 41029848 42845328 44282214 44660808 44828908 46158579 46728438 48200994 48796068 50243409 51842592 52482624 54039312 54706464 56430432 57127104 59042952 59547744 61544772 62304584 64267992 65061424 66423321 66991212 67243362 70092657 72052416 72301491 73194102 77763888 78428736 78723936 82059696 85690656 88564428 89321616 89657816 92317158 93456876 96401988 97592136 100486818 100865043 103685184 108078624 109412928 109791153 112860864 118085904 119095488 123089544 124609168 128535984 130122848 132846642 133982424 134486724 138475737 140185314 144602982 146388204 155527776 157447872 164119392 171381312 177128856 178643232 179315632 184634316 186913752 192803976 195184272 199269963 200973636 201730086 210277971 216157248 219582306 236171808 246179088 249218336 257071968 260245696 265693284 267964848 268973448 276951474 280370628 289205964 292776408 302595129 311055552 328238784 329373459 354257712 357286464 358631264 369268632 373827504 385607952 390368544 398539926 401947272 403460172 420555942 439164612 459496307 472343616 492358176 498436672 514143936 531386568 535929696 537946896 553902948 560741256 578411928 585552816 605190258 630833913 658746918 708515424 717262528 738537264 747655008 771215904 780737088 797079852 803894544 806920344 841111884 878329224 907785387 918992614 984716352 988120377 1062773136 1071859392 1075893792 1107805896 1121482512 1156823856 1171105632 1210380516 1261667826 1317493836 1378488921 1417030848 1477074528 1495310016 1542431808 1594159704 1607789088 1613840688 1682223768 1756658448 1815570774 1837985228 1892501739 1976240754 2125546272 2151787584 2215611792 2242965024 2313647712 2342211264 2420761032 2523335652 2634987672 2723356161 2756977842 2954149056 2964361131 3188319408 3215578176 3227681376 3364447536 3513316896 3631141548 3675970456 3785003478 3952481508 4135466763 4251092544 4431223584 4485930048 4627295424 4841522064 5046671304 5269975344 5446712322 5513955684 5677505217 5928722262 6376638816 6455362752 6728895072 7026633792 7262283096 7351940912 7570006956 7904963016 8170068483 8270933526 8862447168 9683044128 10093342608 10539950688 10893424644 11027911368 11355010434 11857444524 12406400289 12753277632 13457790144 14524566192 14703881824 15140013912 15809926032 16340136966 16541867052 19366088256 20186685216 21079901376 21786849288 22055822736 22710020868 23714889048 24812800578 29049132384 29407763648 30280027824 31619852064 32680273932 33083734104 37219200867 40373370432 43573698576 44111645472 45420041736 47429778096 49625601156 58098264768 60560055648 63239704128 65360547864 66167468208 74438401734 87147397152 88223290944 90840083472 94859556192 99251202312 111657602601 121120111296 130721095728 132334936416 148876803468 174294794304 181680166944 189719112384 198502404624 223315205202 261442191456 264669872832 297753606936 334972807803 363360333888 397004809248 446630410404 522884382912 595507213872 669945615606 794009618496 893260820808 1191014427744 1339891231212 1786521641616 2382028855488 2679782462424 3573043283232 5359564924848 7146086566464 10719129849696 21438259699392
• Sum of all divisors σ(n): 67074163702560
• Sum of proper divisors (its aliquot sum) s(n): 45635904003168
• 21438259699392 is an abundant number, because the sum of its proper divisors (45635904003168) is greater than itself. Its abundance is 24197644303776

Bases of 21438259699392

• Binary: 100110111111101111011110110101001111011000000₂
• Hexadecimal: 0x137F7BDA9EC0
• Base-36: 7LKLMB000

Squares and roots of 21438259699392

• 21438259699392 squared (21438259699392²) is 459598978938575166205169664
• 21438259699392 cubed (21438259699392³) is 9853002268060568581882437038340997644288
• The square root of 21438259699392 is 4630146.8334591721
• The cube root of 21438259699392 is 27779.8465545779

Scales and comparisons

• 21,438,259,699,392 seconds is equal to 681,670 years, 17 weeks, 6 days, 18 hours, 43 minutes, 12 seconds.
• To count from 1 to 21,438,259,699,392 would take you about one million, seven hundred four thousand, one hundred seventy-five 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 21438259699392 cubic inches would be around 2315 feet tall.

Recreational maths with 21438259699392

• 21438259699392 backwards is 29399695283412
• 21438259699392 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21438259699392's digits is 72
• More coming soon!