21424681490940

Names of 21424681490940

• Cardinal: 21424681490940 can be written as Twenty-one trillion, four hundred twenty-four billion, six hundred eighty-one million, four hundred ninety thousand, nine hundred forty.

Scientific notation

• Scientific notation: 2.142468149094 × 10¹³

Factors of 21424681490940

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 23333

Divisors of 21424681490940

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 13 14 15 17 18 20 21 26 28 30 34 35 36 39 42 45 51 52 60 63 65 68 70 78 84 85 90 91 102 105 117 119 126 130 140 153 156 169 170 180 182 195 204 210 221 234 238 252 255 257 260 273 306 315 338 340 357 364 390 420 442 455 468 476 507 510 514 546 585 595 612 630 663 676 714 765 771 780 819 845 884 910 1014 1020 1028 1071 1092 1105 1170 1183 1190 1260 1285 1326 1365 1428 1521 1530 1542 1547 1638 1690 1785 1799 1820 1989 2028 2142 2210 2313 2340 2366 2380 2535 2570 2652 2730 2873 3042 3060 3084 3094 3276 3315 3341 3380 3549 3570 3598 3855 3978 4095 4284 4369 4420 4626 4641 4732 5070 5140 5355 5397 5460 5746 5915 6084 6188 6630 6682 7098 7140 7196 7605 7710 7735 7956 8190 8619 8738 8995 9252 9282 9945 10023 10140 10647 10710 10794 11492 11565 11830 13107 13260 13364 13923 14196 14365 15210 15420 15470 16191 16380 16705 17238 17476 17745 17990 18564 19890 20046 20111 21294 21420 21588 21845 23029 23130 23205 23387 23660 25857 26214 26985 27846 28730 30069 30420 30583 30940 32382 33410 34476 35490 35980 39321 39780 40092 40222 42588 43095 43433 43690 46058 46260 46410 46774 50115 51714 52428 53235 53970 55692 56797 57460 60138 60333 61166 64764 65535 66820 69087 69615 70161 70980 78642 80444 80955 86190 86866 87380 91749 92116 92820 93548 100230 100555 103428 106470 107940 113594 115145 116935 120276 120666 122332 129285 130299 131070 138174 139230 140322 150345 152915 157284 161203 161910 170391 172380 173732 180999 183498 196605 200460 201110 207261 210483 212940 217165 227188 230290 233870 241332 258570 260598 262140 275247 276348 278460 280644 283985 299377 300690 301665 304031 305830 322406 323820 340782 345435 350805 361998 366996 390897 391493 393210 397579 402220 414522 420966 434330 458745 460580 467740 483609 511173 517140 521196 550494 567970 598754 601380 603330 608062 611660 644812 651495 681564 690870 701610 723996 738361 781794 782986 786420 795158 806015 829044 841932 851955 868660 898131 904995 912093 917490 967218 1022346 1036305 1052415 1100988 1135940 1174479 1192737 1197508 1206660 1216124 1302990 1376235 1381740 1403220 1450827 1476722 1496885 1520155 1563588 1565972 1590316 1612030 1703910 1796262 1809990 1824186 1834980 1934436 1954485 1957465 1987895 2044692 2072610 2095639 2104830 2215083 2348958 2385474 2418045 2555865 2605980 2694393 2736279 2740451 2752470 2901654 2953444 2993770 3040310 3224060 3407820 3523437 3578211 3592524 3619980 3648372 3691805 3891901 3908970 3914930 3975790 4145220 4191278 4209660 4430166 4490655 4560465 4697916 4770948 4836090 5089409 5111730 5168527 5388786 5472558 5480902 5504940 5803308 5872395 5918453 5963685 5987540 6080620 6286917 6645249 7046874 7156422 7254135 7383610 7783802 7817940 7829860 7951580 8221353 8382556 8860332 8981310 9120930 9672180 10178818 10223460 10337054 10478195 10777572 10945116 10961804 11075415 11675703 11744790 11836906 11927370 12573834 13290498 13471965 13681395 13702255 14093748 14312844 14508270 14767220 15268227 15505581 15567604 16442706 17617185 17755359 17891055 17962620 18241860 18860751 19459505 20357636 20674108 20956390 22150830 23351406 23489580 23673812 23854740 24664059 25147668 25447045 25842635 26580996 26943930 27243307 27362790 27404510 29016540 29592265 30536454 31011162 31434585 32885412 33226245 35027109 35234370 35510718 35625863 35782110 37721502 38919010 41106765 41429171 41912780 44301660 45804681 46516743 46702812 49328118 50894090 51685270 53266077 53887860 54486614 54725580 54809020 58378515 59184530 61072908 62022324 62869170 66162317 66452490 70054218 70468740 71021436 71251726 71564220 75443004 76341135 76939889 77527905 77838020 81729921 82213530 82858342 88776795 91609362 93033486 94303755 98656236 100613701 101788180 103370540 106532154 106877589 108973228 116757030 118369060 123320295 124287513 125738340 132324634 132904980 136216535 140108436 142503452 152682270 153879778 155055810 163459842 164427060 165716684 175135545 177553590 178129315 183218724 186066972 188607510 198486951 201227402 207145855 213064308 213755178 229023405 230819667 232583715 233514060 245189763 246640590 248575026 264649268 266330385 272433070 301841103 305364540 307759556 310111620 320632767 326919684 330811585 350271090 355107180 356258630 372862539 377215020 384699445 396973902 402454804 408649605 414291710 427510356 458046810 461639334 463136219 465167430 490379526 493281180 497150052 503068505 532660770 534387945 538579223 544866140 595460853 603682206 621437565 641265534 661623170 692459001 700542180 704295907 712517260 745725078 769398890 793947804 817299210 828583420 905523309 916093620 923278668 926272438 930334860 980759052 992434755 1000218557 1006137010 1065321540 1068775890 1077158446 1154098335 1190921706 1207364412 1225948815 1242875130 1282531068 1307978113 1323246340 1384918002 1389408657 1408591814 1491450156 1509205515 1538797780 1603163835 1615737669 1634598420 1811046618 1852544876 1864312695 1984869510 2000437114 2012274020 2112887721 2137551780 2154316892 2308196670 2315681095 2381843412 2451897630 2485750260 2615956226 2692896115 2769836004 2778817314 2817183628 2977304265 3000655671 3018411030 3206327670 3231475338 3462295005 3521479535 3622093236 3728625390 3923934339 3969739020 4000874228 4168225971 4225775442 4527616545 4616393340 4631362190 4847213007 4903795260 5001092785 5231912452 5385792230 5557634628 5954608530 6001311342 6036822060 6338663163 6412655340 6462950676 6539890565 6924590010 6947043285 7001529899 7042959070 7457250780 7847868678 8078688345 8336451942 8451550884 9001967013 9055233090 9155846791 9262724380 9694426014 10002185570 10564438605 10771584460 11771803017 11909217060 12002622684 12677326326 13079781130 13849180020 13894086570 14003059798 14085918140 15003278355 15695737356 16157376690 16672903884 17003715469 18003934026 18110466180 18311693582 19388852028 19619671695 20004371140 20841129855 21004589697 21128877210 23543606034 24236065035 25354652652 26159562260 27467540373 27788173140 28006119596 30006556710 31693315815 32314753380 34007430938 35007649495 36007868052 36623387164 39239343390 41682259710 42009179394 42257754420 45009835065 45779233955 47087212068 48472130070 51011146407 54935080746 58859015085 60013113420 63013769091 63386631630 68014861876 70015298990 78478686780 82402621119 83364519420 84018358788 85018577345 90019670130 91558467910 96944260140 102022292814 105022948485 109870161492 117718030170 119026008283 126027538182 126773263260 137337701865 140030597980 153033439221 164805242238 170037154690 180039340260 183116935820 204044585628 210045896970 235436060340 238052016566 252055076364 255055732035 274675403730 306066878442 315068845455 329610484476 340074309380 357078024849 412013105595 420091793940 476104033132 510111464070 549350807460 595130041415 612133756884 630137690910 714156049698 765167196105 824026211190 1020222928140 1071234074547 1190260082830 1260275381820 1428312099396 1530334392210 1648052422380 1785390124245 2142468149094 2380520165660 3060668784420 3570780248490 4284936298188 5356170372735 7141560496980 10712340745470 21424681490940
• Sum of all divisors σ(n): 85490895934080
• Sum of proper divisors (its aliquot sum) s(n): 64066214443140
• 21424681490940 is an abundant number, because the sum of its proper divisors (64066214443140) is greater than itself. Its abundance is 42641532952200

Bases of 21424681490940

• Binary: 100110111110001010010100001111001100111111100₂
• Hexadecimal: 0x137C528799FC
• Base-36: 7LED26VB0

Squares and roots of 21424681490940

• 21424681490940 squared (21424681490940²) is 459016976988227021302083600
• 21424681490940 cubed (21424681490940³) is 9834292530906899369577519603376522584000
• The square root of 21424681490940 is 4628680.3185076411
• The cube root of 21424681490940 is 27773.9804035065

Scales and comparisons

• 21,424,681,490,940 seconds is equal to 681,238 years, 31 weeks, 1 day, 14 hours, 9 minutes.
• To count from 1 to 21,424,681,490,940 would take you about one million, seven hundred three thousand and ninety-six 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 21424681490940 cubic inches would be around 2314.5 feet tall.

Recreational maths with 21424681490940

• 21424681490940 backwards is 04909418642412
• The number of decimal digits it has is: 14
• The sum of 21424681490940's digits is 54
• More coming soon!