21249207431424

Names of 21249207431424

• Cardinal: 21249207431424 can be written as Twenty-one trillion, two hundred forty-nine billion, two hundred seven million, four hundred thirty-one thousand, four hundred twenty-four.

Scientific notation

• Scientific notation: 2.1249207431424 × 10¹³

Factors of 21249207431424

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 68

Divisors of 21249207431424

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 28 32 36 37 38 42 48 56 57 63 64 72 74 76 84 96 111 112 114 126 128 133 144 148 152 168 171 192 222 224 228 252 256 259 266 288 296 304 333 336 342 384 399 444 448 456 504 518 532 576 592 608 666 672 684 703 768 777 798 888 896 912 1008 1036 1064 1152 1184 1197 1216 1332 1344 1368 1369 1406 1554 1596 1776 1792 1824 2016 2072 2109 2128 2304 2331 2368 2394 2432 2664 2688 2736 2738 2812 3108 3192 3552 3648 4032 4107 4144 4218 4256 4662 4736 4788 4864 4921 5328 5376 5472 5476 5624 6216 6327 6384 7104 7296 8064 8214 8288 8436 8512 9324 9472 9576 9583 9842 10656 10944 10952 11248 12321 12432 12654 12768 14208 14592 14763 16128 16428 16576 16872 17024 18648 19152 19166 19684 21312 21888 21904 22496 24642 24864 25308 25536 26011 28416 28749 29526 32856 33152 33744 34048 37296 38304 38332 39368 42624 43776 43808 44289 44992 49284 49728 50616 50653 51072 52022 57498 59052 65712 66304 67488 74592 76608 76664 78033 78736 85248 86247 87616 88578 89984 98568 99456 101232 101306 102144 104044 114996 118104 131424 134976 149184 151959 153216 153328 156066 157472 172494 175232 177156 179968 182077 197136 198912 202464 202612 208088 229992 234099 236208 262848 269952 298368 303918 306432 306656 312132 314944 344988 350464 354312 354571 364154 394272 404928 405224 416176 455877 459984 468198 472416 525696 539904 546231 596736 607836 613312 624264 629888 689976 708624 709142 728308 788544 809856 810448 832352 911754 919968 936396 944832 962407 1051392 1063713 1092462 1215672 1226624 1248528 1259776 1379952 1417248 1418284 1456616 1577088 1619712 1620896 1638693 1664704 1823508 1839936 1872792 1874161 1889664 1924814 2127426 2184924 2431344 2453248 2497056 2759904 2834496 2836568 2887221 2913232 3154176 3191139 3241792 3277386 3329408 3647016 3679872 3745584 3748322 3779328 3849628 4254852 4369848 4862688 4994112 5519808 5622483 5668992 5673136 5774442 5826464 6382278 6483584 6554772 6658816 6736849 7294032 7359744 7491168 7496644 7699256 8509704 8661663 8739696 9725376 9988224 11039616 11244966 11337984 11346272 11548884 11652928 12764556 12967168 13109544 13119127 13473698 14588064 14982336 14993288 15398512 16867449 17019408 17323326 17479392 19450752 19976448 20210547 22079232 22489932 22692544 23097768 23305856 25529112 26219088 26238254 26947396 29176128 29964672 29986576 30797024 33734898 34038816 34646652 34958784 35609059 38901504 39357381 40421094 44979864 45385088 46195536 46611712 51058224 52438176 52476508 53894792 58352256 59929344 59973152 60631641 61594048 67469796 68077632 69293304 69343957 69917568 71218118 78714762 80842188 89959728 90770176 92391072 102116448 104876352 104953016 106827177 107789584 116704512 118072143 119946304 121263282 123188096 134939592 136155264 138586608 138687914 139835136 142436236 157429524 161684376 179919456 184782144 204232896 208031871 209752704 209906032 213654354 215579168 236144286 239892608 242526564 246376192 249263413 269879184 272310528 277173216 277375828 284872472 314859048 320481531 323368752 359838912 369564288 408465792 416063742 419505408 419812064 427308708 431158336 472288572 479785216 485053128 485407699 498526826 539758368 554346432 554751656 569744944 624095613 629718096 640963062 646737504 719677824 739128576 747790239 816931584 832127484 839624128 854617416 862316672 944577144 970106256 970815398 997053652 1079516736 1108692864 1109503312 1139489888 1248191226 1259436192 1281926124 1293475008 1317535183 1439355648 1456223097 1495580478 1664254968 1679248256 1709234832 1724633344 1889154288 1940212512 1941630796 1994107304 2159033472 2217385728 2219006624 2243370717 2278979776 2496382452 2518872384 2563852248 2586950016 2635070366 2912446194 2991160956 3328509936 3358496512 3418469664 3778308576 3880425024 3883261592 3952605549 3988214608 4318066944 4368669291 4438013248 4486741434 4557959552 4992764904 5037744768 5127704496 5173900032 5270140732 5824892388 5982321912 6657019872 6836939328 7556617152 7760850048 7766523184 7905211098 7976429216 8737338582 8876026496 8973482868 9115919104 9222746281 9985529808 10075489536 10255408992 10540281464 11649784776 11857816647 11964643824 13314039744 13673878656 15113234304 15521700096 15533046368 15810422196 15952858432 17474677164 17752052992 17946965736 18445492562 19971059616 20510817984 21080562928 23299569552 23715633294 23929287648 26628079488 27347757312 27668238843 30226468608 31066092736 31620844392 31905716864 34949354328 35893931472 36890985124 39942119232 41021635968 42161125856 46599139104 47431266588 47858575296 53256158976 55336477686 62132185472 63241688784 63811433728 69898708656 71787862944 73781970248 79884238464 82043271936 83004716529 84322251712 93198278208 94862533176 95717150592 110672955372 124264370944 126483377568 139797417312 143575725888 147563940496 159768476928 166009433058 168644503424 186396556416 189725066352 191434301184 221345910744 252966755136 279594834624 287151451776 295127880992 332018866116 337289006848 372793112832 379450132704 442691821488 505933510272 559189669248 574302903552 590255761984 664037732232 758900265408 885383642976 1011867020544 1118379338496 1180511523968 1328075464464 1517800530816 1770767285952 2361023047936 2656150928928 3035601061632 3541534571904 5312301857856 7083069143808 10624603715712 21249207431424
• Sum of all divisors σ(n): 75751646792640
• Sum of proper divisors (its aliquot sum) s(n): 54502439361216
• 21249207431424 is an abundant number, because the sum of its proper divisors (54502439361216) is greater than itself. Its abundance is 33253231929792

Bases of 21249207431424

• Binary: 100110101001101110111011101011111000100000000₂
• Hexadecimal: 0x13537775F100
• Base-36: 7J5R1GSG0

Squares and roots of 21249207431424

• 21249207431424 squared (21249207431424²) is 451528816463684947662667776
• 21249207431424 cubed (21249207431424³) is 9594629482302217549697008604872414593024
• The square root of 21249207431424 is 4609686.2617128295
• The cube root of 21249207431424 is 27697.9469219179

Scales and comparisons

• 21,249,207,431,424 seconds is equal to 675,659 years, 3 weeks, 3 days, 19 hours, 50 minutes, 24 seconds.
• To count from 1 to 21,249,207,431,424 would take you about one million, six hundred eighty-nine thousand, one hundred forty-seven 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 21249207431424 cubic inches would be around 2308.2 feet tall.

Recreational maths with 21249207431424

• 21249207431424 backwards is 42413470294212
• The number of decimal digits it has is: 14
• The sum of 21249207431424's digits is 45
• More coming soon!