21306909032448

Names of 21306909032448

• Cardinal: 21306909032448 can be written as Twenty-one trillion, three hundred six billion, nine hundred nine million, thirty-two thousand, four hundred forty-eight.

Scientific notation

• Scientific notation: 2.1306909032448 × 10¹³

Factors of 21306909032448

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 1927

Divisors of 21306909032448

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 17 24 26 31 32 34 39 48 51 52 62 64 68 78 93 96 102 104 124 128 136 156 186 192 204 208 221 248 256 272 289 312 372 384 403 408 416 442 496 512 527 544 578 624 663 744 768 806 816 832 867 884 992 1024 1054 1088 1156 1209 1248 1326 1488 1536 1581 1612 1632 1664 1734 1768 1861 1984 2048 2108 2176 2312 2418 2496 2652 2976 3072 3162 3224 3264 3328 3468 3536 3722 3757 3968 4096 4216 4352 4624 4836 4992 5304 5583 5952 6144 6324 6448 6528 6656 6851 6936 7072 7444 7514 7936 8192 8432 8704 8959 9248 9672 9984 10608 11166 11271 11904 12288 12648 12896 13056 13312 13702 13872 14144 14888 15028 15872 16384 16864 17408 17918 18496 19344 19968 20553 21216 22332 22542 23808 24193 24576 25296 25792 26112 26624 26877 27404 27744 28288 29776 30056 31637 31744 32768 33728 34816 35836 36992 38688 39936 41106 42432 44664 45084 47616 48386 49152 50592 51584 52224 53248 53754 54808 55488 56576 57691 59552 60112 63274 63488 67456 69632 71672 72579 73984 77376 79872 82212 84864 89328 90168 94911 95232 96772 98304 101184 103168 104448 106496 107508 109616 110976 113152 115382 116467 119104 120224 126548 126976 134912 139264 143344 145158 147968 154752 159744 164424 169728 173073 178656 180336 189822 190464 193544 202368 206336 208896 212992 215016 219232 221952 226304 230764 232934 238208 240448 253096 253952 269824 278528 286688 290316 295936 309504 319488 328848 339456 346146 349401 357312 360672 379644 380928 387088 404736 411281 412672 417792 425984 430032 438464 443904 452608 461528 465868 476416 480896 506192 507904 537829 539648 557056 573376 580632 591872 619008 638976 657696 678912 692292 698802 714624 721344 749983 759288 761856 774176 809472 822562 825344 835584 860064 876928 887808 905216 923056 931736 952832 961792 980747 1012384 1015808 1075658 1079296 1146752 1161264 1183744 1233843 1238016 1277952 1315392 1357824 1384584 1397604 1429248 1442688 1499966 1518576 1523712 1548352 1613487 1618944 1645124 1650688 1671168 1720128 1753856 1775616 1810432 1846112 1863472 1905664 1923584 1961494 2024768 2151316 2158592 2249949 2293504 2322528 2367488 2467686 2476032 2630784 2715648 2769168 2795208 2858496 2885376 2942241 2999932 3037152 3047424 3096704 3226974 3237888 3290248 3301376 3440256 3507712 3551232 3620864 3692224 3726944 3811328 3847168 3922988 4049536 4302632 4317184 4499898 4587008 4645056 4734976 4935372 4952064 5261568 5431296 5538336 5590416 5716992 5770752 5884482 5999864 6074304 6193408 6453948 6475776 6580496 6602752 6880512 6991777 7015424 7102464 7241728 7384448 7453888 7622656 7694336 7845976 8099072 8605264 8634368 8999796 9174016 9290112 9469952 9870744 9904128 10523136 10862592 11076672 11180832 11433984 11541504 11768964 11999728 12148608 12386816 12749711 12907896 12951552 13160992 13205504 13761024 13983554 14030848 14204928 14768896 14907776 15245312 15388672 15691952 16198144 16672699 17210528 17268736 17999592 18348032 18580224 19741488 19808256 20975331 21046272 21725184 22153344 22361664 22867968 23083008 23537928 23999456 24297216 24773632 25499422 25815792 25903104 26321984 27522048 27967108 28061696 28409856 29537792 29815552 30490624 30777344 31383904 32396288 33345398 34421056 35999184 36696064 37160448 38249133 39482976 39616512 41950662 42092544 44306688 44723328 45735936 46166016 47075856 47998912 48594432 49547264 50018097 50998844 51631584 51806208 52643968 55044096 55934216 56123392 59075584 59631104 60981248 61554688 62767808 64792576 66690796 68842112 71998368 73392128 74320896 76498266 78965952 83901324 84185088 88613376 89446656 91471872 92332032 94151712 95997824 97188864 99094528 100036194 101997688 103263168 105287936 110088192 111868432 112246784 118151168 119262208 123109376 125535616 129585152 133381592 137684224 143996736 146784256 148641792 152996532 157931904 167802648 168370176 177226752 178893312 182943744 184664064 188303424 191995648 194377728 198189056 200072388 203995376 206526336 210575872 216745087 220176384 223736864 224493568 236302336 238524416 251071232 259170304 266763184 275368448 287993472 293568512 297283584 305993064 315863808 335605296 336740352 354453504 357786624 369328128 376606848 383991296 388755456 396378112 400144776 407990752 413052672 421151744 433490174 440352768 447473728 472604672 477048832 502142464 518340608 533526368 550736896 575986944 594567168 611986128 631727616 650235261 671210592 673480704 708907008 715573248 753213696 767982592 777510912 792756224 800289552 815981504 826105344 842303488 866980348 880705536 894947456 945209344 954097664 1004284928 1036681216 1067052736 1101473792 1151973888 1189134336 1223972256 1263455232 1300470522 1342421184 1417814016 1431146496 1506427392 1535965184 1555021824 1600579104 1631963008 1652210688 1684606976 1733960696 1789894912 1890418688 1908195328 2008569856 2134105472 2202947584 2303947776 2378268672 2447944512 2526910464 2600941044 2684842368 2835628032 2862292992 3012854784 3071930368 3110043648 3201158208 3263926016 3304421376 3369213952 3467921392 3579789824 3816390656 4017139712 4268210944 4405895168 4607895552 4895889024 5053820928 5201882088 5369684736 5671256064 5724585984 6025709568 6143860736 6402316416 6527852032 6608842752 6738427904 6935842784 7159579648 8034279424 8536421888 8811790336 9215791104 9791778048 10107641856 10403764176 10739369472 11449171968 12051419136 12287721472 12804632832 13055704064 13217685504 13476855808 13871685568 14319159296 16068558848 17072843776 17623580672 18431582208 19583556096 20215283712 20807528352 21478738944 24102838272 24575442944 25609265664 26111408128 26435371008 27743371136 28638318592 32137117696 34145687552 36863164416 39167112192 40430567424 41615056704 42957477888 48205676544 51218531328 52222816256 52870742016 55486742272 57276637184 68291375104 73726328832 78334224384 83230113408 85914955776 96411353088 102437062656 104445632512 110973484544 114553274368 136582750208 156668448768 166460226816 171829911552 204874125312 208891265024 221946969088 229106548736 273165500416 313336897536 332920453632 343659823104 409748250624 417782530048 443893938176 546331000832 626673795072 665840907264 687319646208 819496501248 887787876352 1253347590144 1331681814528 1638993002496 1775575752704 2663363629056 3551151505408 5326727258112 7102303010816 10653454516224 21306909032448
• Sum of all divisors σ(n): 67131965268480
• Sum of proper divisors (its aliquot sum) s(n): 45825056236032
• 21306909032448 is an abundant number, because the sum of its proper divisors (45825056236032) is greater than itself. Its abundance is 24518147203584

Bases of 21306909032448

• Binary: 100110110000011100110101111101000000000000000₂
• Hexadecimal: 0x1360E6BE8000
• Base-36: 7JW9BICQO

Squares and roots of 21306909032448

• 21306909032448 squared (21306909032448²) is 453984372517014167516872704
• 21306909032448 cubed (21306909032448³) is 9673003727373006738424838376299421499392
• The square root of 21306909032448 is 4615940.7527012303
• The cube root of 21306909032448 is 27722.9952510525

Scales and comparisons

• 21,306,909,032,448 seconds is equal to 677,493 years, 41 weeks, 4 days, 10 hours, 20 minutes, 48 seconds.
• To count from 1 to 21,306,909,032,448 would take you about one million, six hundred ninety-three thousand, seven hundred thirty-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 21306909032448 cubic inches would be around 2310.2 feet tall.

Recreational maths with 21306909032448

• 21306909032448 backwards is 84423090960312
• 21306909032448 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21306909032448's digits is 51
• More coming soon!