21440613829440

Names of 21440613829440

• Cardinal: 21440613829440 can be written as Twenty-one trillion, four hundred forty billion, six hundred thirteen million, eight hundred twenty-nine thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.144061382944 × 10¹³

Factors of 21440613829440

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 3369

Divisors of 21440613829440

• Number of divisors d(n): 896
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 23 24 26 29 30 32 39 40 46 48 52 58 60 64 65 69 78 80 87 92 96 104 115 116 120 130 138 145 156 160 174 184 192 195 208 230 232 240 260 276 290 299 312 320 345 348 368 377 390 416 435 460 464 480 520 552 580 598 624 667 690 696 736 754 780 832 870 897 920 928 960 1040 1104 1131 1160 1196 1248 1277 1334 1380 1392 1472 1495 1508 1560 1740 1794 1840 1856 1885 2001 2017 2080 2208 2262 2320 2392 2496 2554 2668 2760 2784 2990 3016 3120 3335 3480 3588 3680 3770 3831 4002 4034 4160 4416 4485 4524 4640 4784 5108 5336 5520 5568 5655 5980 6032 6051 6240 6385 6670 6960 7176 7360 7540 7662 8004 8068 8671 8970 9048 9280 9568 10005 10085 10216 10672 11040 11310 11960 12064 12102 12480 12770 13340 13920 14352 15080 15324 16008 16136 16601 17342 17940 18096 19136 19155 20010 20170 20432 21344 22080 22620 23920 24128 24204 25540 26013 26221 26680 27840 28704 29371 30160 30255 30648 32016 32272 33202 34684 35880 36192 37033 38310 40020 40340 40864 42688 43355 45240 46391 47840 48408 49803 51080 52026 52442 53360 57408 58493 58742 60320 60510 61296 64032 64544 66404 69368 71760 72384 74066 76620 78663 80040 80680 81728 83005 86710 88113 90480 92782 95680 96816 99606 102160 104052 104884 106720 111099 116986 117484 120640 121020 122592 128064 129088 130065 131105 132808 138736 139173 143520 146855 148132 153240 157326 160080 161360 166010 173420 175479 176226 180960 185165 185564 193632 199212 204320 208104 209768 213440 222198 231955 233972 234968 242040 245184 249015 260130 262210 265616 277472 278346 287040 292465 293710 296264 306480 314652 320160 322720 332020 346840 350958 352452 361920 370330 371128 381823 387264 393315 398424 408640 416208 419536 440565 444396 463910 467944 469936 481429 484080 498030 520260 524420 531232 554944 555495 556692 584930 587420 592528 603083 612960 629304 640320 645440 664040 693680 695865 701916 704904 740660 742256 760409 763646 786630 796848 832416 839072 851759 877395 881130 888792 927820 935888 939872 962858 968160 996060 1040520 1048840 1062464 1110990 1113384 1145469 1169860 1174840 1185056 1206166 1225920 1258608 1328080 1345339 1387360 1391730 1403832 1409808 1444287 1481320 1484512 1520818 1527292 1573260 1593696 1664832 1678144 1703518 1754790 1762260 1777584 1809249 1855640 1871776 1879744 1909115 1925716 1936320 1992120 2081040 2097680 2221980 2226768 2281227 2290938 2339720 2349680 2370112 2407145 2412332 2517216 2555277 2575709 2656160 2690678 2774720 2783460 2807664 2819616 2888574 2962640 2969024 3015415 3041636 3054584 3146520 3187392 3407036 3509580 3524520 3555168 3618498 3711280 3743552 3802045 3818230 3851432 3984240 4036017 4162080 4195360 4258795 4443960 4453536 4562454 4581876 4679440 4699360 4814290 4824664 5034432 5110554 5151418 5312320 5381356 5566920 5615328 5639232 5727345 5777148 5925280 6030830 6083272 6109168 6293040 6726695 6814072 7019160 7049040 7110336 7221435 7236996 7422560 7604090 7636460 7702864 7727127 7968480 8072034 8324160 8390720 8517590 8887920 8907072 9046245 9124908 9163752 9358880 9398720 9628580 9649328 10221108 10302836 10762712 11072867 11133840 11230656 11406135 11454690 11554296 11850560 12061660 12166544 12218336 12586080 12776385 12878545 13453390 13628144 14038320 14098080 14442870 14473992 14845120 15208180 15272920 15405728 15454254 15936960 16144068 17035180 17489407 17775840 18092490 18249816 18327504 18717760 19257160 19298656 20180085 20442216 20605672 21525424 22145734 22267680 22812270 22909380 23108592 24123320 24333088 24436672 25172160 25552770 25757090 26906780 27256288 28076640 28196160 28885740 28947984 30416360 30545840 30811456 30908508 32288136 33218601 33484217 34070360 34978814 35551680 36184980 36499632 36655008 38514320 38597312 38635635 40360170 40884432 41211344 43050848 44291468 44535360 45624540 45818760 46217184 48246640 48666176 51105540 51514180 52468221 53813560 54512576 55364335 56153280 57771480 57895968 59241307 60832720 61091680 61817016 64576272 66437202 66968434 68140720 69957628 72369960 72999264 73310016 74695561 77028640 77271270 80720340 81768864 82422688 86101696 87447035 88582936 91249080 91637520 92434368 96493280 100452651 102211080 103028360 104936442 107627120 110728670 115542960 115791936 118482614 121665440 122183360 123634032 129152544 132874404 133936868 136281440 139915256 144739920 145998528 149391122 154057280 154542540 161440680 163537728 164845376 166093005 167421085 174894070 177165872 177723921 182498160 183275040 192986560 200905302 204422160 206056720 209872884 215254240 221457340 224086683 231085920 236965228 243330880 247268064 258305088 262341105 265748808 267873736 272562880 279830512 289479840 296206535 298782244 309085080 322881360 332186010 334842170 349788140 354331744 355447842 364996320 366550080 373477805 401810604 408844320 412113440 419745768 430508480 442914680 448173366 462171840 473930456 494536128 502263255 524682210 531497616 535747472 559661024 578959680 592413070 597564488 618170160 645762720 664372020 669684340 699576280 708663488 710895684 729992640 746955610 770136991 803621208 817688640 824226880 839491536 885829360 888619605 896346732 947860912 971042293 1004526510 1049364420 1062995232 1071494944 1119322048 1120433415 1184826140 1195128976 1236340320 1291525440 1328744040 1339368680 1399152560 1421791368 1493911220 1540273982 1607242416 1678983072 1717997903 1771658720 1777239210 1792693464 1895721824 1942084586 2009053020 2098728840 2125990464 2142989888 2240866830 2310410973 2369652280 2390257952 2472680640 2657488080 2678737360 2798305120 2843582736 2913126879 2987822440 3080547964 3214484832 3357966144 3435995806 3543317440 3554478420 3585386928 3791443648 3850684955 3884169172 4018106040 4197457680 4481733660 4620821946 4739304560 4780515904 4855211465 5153993709 5314976160 5357474720 5596610240 5687165472 5826253758 5975644880 6161095928 6428969664 6871991612 7108956840 7170773856 7701369910 7768338344 8036212080 8394915360 8589989515 8963467320 9241643892 9478609120 9710422930 10307987418 10629952320 10714949440 11374330944 11552054865 11652507516 11951289760 12322191856 13743983224 14217913680 14341547712 14565634395 15402739820 15536676688 16072424160 16789830720 17179979030 17926934640 18483287784 18957218240 19420845860 20615974836 22333972739 23104109730 23305015032 23902579520 24644383712 25769968545 27487966448 28435827360 29131268790 30805479640 31073353376 32144848320 34359958060 35853869280 36966575568 38841691720 41231949672 44667945478 46208219460 46610030064 49288767424 51539937090 54975932896 56871654720 58262537580 61610959280 62146706752 67001918217 68719916120 71707738560 73933151136 77683383440 82463899344 89335890956 92416438920 93220060128 103079874180 109951865792 111669863695 116525075160 123221918560 134003836434 137439832240 147866302272 155366766880 164927798688 178671781912 184832877840 186440120256 206159748360 223339727390 233050150320 246443837120 268007672868 274879664480 310733533760 329855597376 335009591085 357343563824 369665755680 412319496720 446679454780 466100300640 536015345736 549759328960 670019182170 714687127648 739331511360 824638993440 893358909560 932200601280 1072030691472 1340038364340 1429374255296 1649277986880 1786717819120 2144061382944 2680076728680 3573435638240 4288122765888 5360153457360 7146871276480 10720306914720 21440613829440
• Sum of all divisors σ(n): 79236906255360
• Sum of proper divisors (its aliquot sum) s(n): 57796292425920
• 21440613829440 is an abundant number, because the sum of its proper divisors (57796292425920) is greater than itself. Its abundance is 36355678596480

Bases of 21440613829440

• Binary: 100111000000000001000001010111100101101000000₂
• Hexadecimal: 0x1380082BCB40
• Base-36: 7LLOJW6DC

Squares and roots of 21440613829440

• 21440613829440 squared (21440613829440²) is 459699921383173781410713600
• 21440613829440 cubed (21440613829440³) is 9856248491800556551033365604739088384000
• The square root of 21440613829440 is 4630401.0441256597
• The cube root of 21440613829440 is 27780.8633500767

Scales and comparisons

• 21,440,613,829,440 seconds is equal to 681,745 years, 10 weeks, 2 days, 15 hours, 44 minutes.
• To count from 1 to 21,440,613,829,440 would take you about one million, seven hundred four thousand, three hundred sixty-two 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 21440613829440 cubic inches would be around 2315.1 feet tall.

Recreational maths with 21440613829440

• 21440613829440 backwards is 04492831604412
• 21440613829440 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21440613829440's digits is 48
• More coming soon!