21450643085040

Names of 21450643085040

• Cardinal: 21450643085040 can be written as Twenty-one trillion, four hundred fifty billion, six hundred forty-three million, eighty-five thousand and forty.

Scientific notation

• Scientific notation: 2.145064308504 × 10¹³

Factors of 21450643085040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 113

Divisors of 21450643085040

• Number of divisors d(n): 900
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 29 30 39 40 48 52 58 60 61 65 78 80 87 104 116 120 122 130 145 156 169 174 183 195 208 232 240 244 260 290 305 312 338 348 366 377 390 435 464 488 507 520 580 610 624 676 696 732 754 780 793 841 845 870 915 976 1014 1040 1131 1160 1220 1352 1392 1464 1508 1560 1586 1682 1690 1740 1769 1830 1885 2028 2197 2262 2320 2379 2440 2523 2535 2704 2928 3016 3120 3172 3364 3380 3480 3538 3660 3721 3770 3965 4056 4205 4394 4524 4758 4880 4901 5046 5070 5307 5655 6032 6344 6591 6728 6760 6960 7076 7320 7442 7540 7930 8112 8410 8788 8845 9048 9516 9802 10092 10140 10309 10614 10933 10985 11163 11310 11895 12615 12688 13182 13456 13520 14152 14640 14703 14884 15080 15860 16820 17576 17690 18096 18605 19032 19604 20184 20280 20618 21228 21866 21970 22326 22620 22997 23790 24505 25230 26364 26535 28304 28561 29406 29768 30160 30927 31720 32799 32955 33640 35152 35380 37210 38064 39208 40368 40560 41236 42456 43732 43940 44652 45240 45994 47580 48373 49010 50460 51301 51545 52728 53070 54665 55815 57122 58812 59536 61854 63440 63713 65598 65910 67280 68991 70760 73515 74420 78416 82472 84912 85683 87464 87880 89304 90480 91988 95160 96746 98020 100920 102602 103090 105456 106140 107909 109330 111630 114244 114985 117624 123708 127426 131196 131820 134017 137982 141520 142129 142805 145119 147030 148840 153903 154635 163995 164944 171366 174928 175760 178608 183976 190320 191139 193492 196040 201840 205204 206180 212280 215818 218660 223260 228488 229970 235248 241865 247416 254852 256505 262392 263640 268034 275964 284258 285610 290238 294060 297680 298961 307806 309270 318565 323727 327990 342732 344955 367952 382278 386984 392080 402051 410408 412360 424560 426387 428415 431636 437320 446520 456976 459940 483730 494832 509704 513010 524784 527280 536068 539545 551928 568516 571220 580476 588120 597922 615612 618540 628849 637130 647454 655980 666913 670085 685464 689910 710645 725595 764556 769515 773968 804102 820816 824720 828269 852774 856830 863272 874640 893040 896883 919880 955695 967460 1019408 1026020 1072136 1079090 1103856 1137032 1142440 1160952 1176240 1195844 1231224 1237080 1257698 1274260 1294908 1311960 1333826 1340170 1370928 1379820 1402817 1421290 1451190 1494805 1529112 1539030 1608204 1618635 1656538 1705548 1713660 1726544 1742221 1793766 1839760 1847677 1886547 1911390 1934920 2000739 2010255 2052040 2131935 2144272 2158180 2274064 2284880 2321904 2391688 2462448 2474160 2484807 2515396 2548520 2589816 2623920 2667652 2680340 2759640 2805634 2842580 2902380 2989610 3058224 3078060 3129361 3144245 3216408 3237270 3313076 3334565 3411096 3427320 3484442 3587532 3695354 3773094 3822780 3869840 3886493 4001478 4020510 4104080 4141345 4208451 4263870 4316360 4484415 4783376 4969614 5030792 5097040 5179632 5226663 5335304 5360680 5519280 5543031 5611268 5685160 5804760 5979220 6156120 6258722 6288490 6432816 6474540 6626152 6669130 6822192 6854640 6968884 7014085 7175064 7390708 7546188 7645560 7772986 8002956 8041020 8175037 8282690 8416902 8527740 8632720 8669869 8711105 8968830 9238385 9388083 9432735 9939228 10003695 10061584 10453326 10670608 10721360 11086062 11222536 11370320 11609520 11659479 11958440 12312240 12424035 12517444 12576980 12949080 13252304 13338260 13937768 14028170 14350128 14781416 15092376 15291120 15545972 15646805 16005912 16082040 16350074 16565380 16833804 17055480 17339738 17422210 17937660 18236621 18476770 18776166 18865470 19432465 19878456 20007390 20906652 21042255 22172124 22445072 23318958 23916880 24019801 24525111 24848070 25034888 25153960 25898160 26009607 26133315 26676520 27715155 27875536 28056340 29562832 30184752 31091944 31293610 32011824 32164080 32700148 33130760 33667608 34110960 34679476 34844420 35875320 36473242 36953540 37552332 37730940 38864930 39756912 40014780 40681693 40875185 41813304 42084510 43349345 44344248 46637916 46940415 48039602 49050222 49696140 50069776 50307920 50524409 52019214 52266630 53353040 54709863 55430310 56112680 58297395 62183888 62587220 65400296 66261520 67335216 69358952 69688840 71750640 72059403 72946484 73907080 75104664 75461880 77729860 80029560 81363386 81750370 83626608 84169020 86698690 88688496 91183105 93275832 93880830 96079204 98100444 99392280 101048818 104038428 104533260 106275481 109419726 110860620 112225360 112708297 116594790 120099005 122045079 122625555 125174440 130048035 130800592 138717904 139377680 144118806 145892968 147814160 150209328 150923760 151573227 155459720 160059120 162726772 163500740 168338040 173397380 182366210 186551664 187761660 192158408 196200888 198784560 202097636 203408465 208076856 209066520 212550962 218839452 221721240 225416594 233189580 237076073 240198010 244090158 245251110 250348880 252622045 260096070 273549315 288237612 291785936 303146454 310919440 318826443 325453544 327001480 336676080 338124891 346794760 360297015 364732420 375523320 384316816 392401776 404195272 406816930 416153712 418133040 425101924 437678904 443442480 450833188 466379160 474152146 480396020 488180316 490502220 505244090 520192140 528862009 531377405 547098630 563541485 576475224 606292908 610225395 637652886 650907088 654002960 676249782 693589520 711228219 720594030 729464840 751046640 757866135 808390544 813633860 850203848 875357808 901666376 932758320 948304292 960792040 976360632 981004440 1010488180 1040384280 1057724018 1062754810 1094197260 1127082970 1152950448 1185380365 1212585816 1220450790 1275305772 1352499564 1422456438 1441188060 1458929680 1465207861 1515732270 1586586027 1594132215 1627267720 1690624455 1700407696 1803332752 1896608584 1921584080 1952721264 1962008880 2020976360 2080768560 2115448036 2125509620 2188394520 2254165940 2370760730 2425171632 2440901580 2550611544 2644310045 2704999128 2844912876 2882376120 2930415722 3031464540 3081988949 3173172054 3188264430 3254535440 3381248910 3556141095 3793217168 4041952720 4230896072 4251019240 4376789040 4395623583 4508331880 4741521460 4881803160 5101223088 5288620090 5409998256 5689825752 5764752240 5860831444 6062929080 6163977898 6346344108 6376528860 6762497820 6875206117 7112282190 7326039305 7932930135 8461792144 8502038480 8791247166 9016663760 9245966847 9483042920 9763606320 10577240180 11379651504 11721662888 12125858160 12327955796 12692688216 12753057720 13524995640 13750412234 14224564380 14652078610 15409944745 15865860270 17582494332 18491933694 18966085840 20625618351 21154480360 21978117915 23443325776 24655911592 25385376432 25506115440 27049991280 27500824468 28449128760 29304157220 30819889490 31731720540 34376030585 35164988664 36983867388 41251236702 42308960720 43956235830 46229834235 49311823184 55001648936 56898257520 58608314440 61639778980 63463441080 68752061170 70329977328 73967734776 82502473404 87912471660 89377679521 92459668470 103128091755 110003297872 117216628880 123279557960 126926882160 137504122340 147935469552 165004946808 175824943320 178755359042 184919336940 206256183510 246559115920 268133038563 275008244680 330009893616 351649886640 357510718084 369838673880 412512367020 446888397605 536266077126 550016489360 715021436168 739677347760 825024734040 893776795210 1072532154252 1340665192815 1430042872336 1650049468080 1787553590420 2145064308504 2681330385630 3575107180840 4290128617008 5362660771260 7150214361680 10725321542520 21450643085040
• Sum of all divisors σ(n): 75851081539272
• Sum of proper divisors (its aliquot sum) s(n): 54400438454232
• 21450643085040 is an abundant number, because the sum of its proper divisors (54400438454232) is greater than itself. Its abundance is 32949795369192

Bases of 21450643085040

• Binary: 100111000001001011101111101100001011011110000₂
• Hexadecimal: 0x13825DF616F0
• Base-36: 7LQAF1XIO

Squares and roots of 21450643085040

• 21450643085040 squared (21450643085040²) is 460130088761774368671801600
• 21450643085040 cubed (21450643085040³) is 9870086306716596777230492600278808064000
• The square root of 21450643085040 is 4631483.8966620623
• The cube root of 21450643085040 is 27785.1943508795

Scales and comparisons

• 21,450,643,085,040 seconds is equal to 682,064 years, 5 weeks, 1 day, 4 minutes.
• To count from 1 to 21,450,643,085,040 would take you about one million, seven hundred five thousand, one hundred sixty 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 21450643085040 cubic inches would be around 2315.4 feet tall.

Recreational maths with 21450643085040

• 21450643085040 backwards is 04058034605412
• The number of decimal digits it has is: 14
• The sum of 21450643085040's digits is 42
• More coming soon!