21489318948240

Names of 21489318948240

• Cardinal: 21489318948240 can be written as Twenty-one trillion, four hundred eighty-nine billion, three hundred eighteen million, nine hundred forty-eight thousand, two hundred forty.

Scientific notation

• Scientific notation: 2.148931894824 × 10¹³

Factors of 21489318948240

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 127151

Divisors of 21489318948240

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 13 15 16 18 20 22 24 26 30 31 33 36 39 40 44 45 48 52 53 55 60 62 65 66 72 78 80 88 90 93 99 104 106 110 117 120 124 130 132 143 144 155 156 159 165 176 180 186 195 198 208 212 220 234 240 248 260 264 265 279 286 310 312 318 330 341 360 372 390 396 403 424 429 440 465 468 477 495 496 520 528 530 558 572 583 585 620 624 636 660 682 689 715 720 744 780 792 795 806 848 858 880 930 936 954 990 1023 1040 1060 1116 1144 1166 1170 1209 1240 1272 1287 1320 1364 1378 1395 1430 1488 1560 1584 1590 1612 1643 1705 1716 1749 1860 1872 1908 1980 2015 2046 2067 2120 2145 2232 2288 2332 2340 2385 2418 2480 2544 2574 2640 2728 2756 2790 2860 2915 3069 3120 3180 3224 3286 3410 3432 3445 3498 3627 3720 3816 3960 4030 4092 4134 4240 4290 4433 4464 4664 4680 4770 4836 4929 5115 5148 5247 5456 5512 5580 5720 5830 6045 6138 6201 6360 6435 6448 6572 6820 6864 6890 6996 7254 7440 7579 7632 7920 8060 8184 8215 8268 8580 8745 8866 9328 9360 9540 9672 9858 10230 10296 10335 10494 11024 11160 11440 11660 12090 12276 12402 12720 12870 13144 13299 13640 13780 13992 14508 14787 15158 15345 16120 16368 16430 16536 17160 17490 17732 18073 18135 19080 19344 19716 20460 20592 20670 20988 21359 22165 22320 22737 23320 24180 24552 24645 24804 25740 26235 26288 26598 27280 27560 27984 29016 29574 30316 30690 31005 32240 32860 33072 34320 34980 35464 36146 36270 37895 38160 39432 39897 40920 41340 41976 42718 44330 45474 46640 48360 49104 49290 49608 51480 52470 53196 54219 55120 58032 59148 60632 61380 62010 64077 65720 66495 68211 69960 70928 72292 72540 73935 75790 78864 79794 81840 82680 83952 85436 88660 90365 90948 96720 98580 99216 102960 104940 106392 106795 108438 113685 118296 121264 122760 124020 127033 128154 131440 132990 136422 139920 144584 145080 147870 151580 159588 162657 165360 170872 177320 180730 181896 192231 197160 199485 209880 212784 213590 216876 227370 234949 236592 245520 248040 254066 256308 265980 271095 272844 289168 290160 295740 303160 319176 320385 325314 341055 341744 354640 361460 363792 381099 384462 394320 398970 419760 427180 433752 454740 469898 496080 508132 512616 531960 542190 545688 591480 606320 635165 638352 640770 650628 682110 704847 722920 762198 768924 797940 813285 854360 867504 909480 939796 961155 1016264 1025232 1063920 1084380 1091376 1143297 1174745 1182960 1270330 1281540 1301256 1364220 1397363 1409694 1445840 1524396 1537848 1595880 1626570 1651429 1708720 1818960 1879592 1905495 1922310 2032528 2114541 2168760 2286594 2349490 2540660 2563080 2602512 2728440 2794726 2819388 3048792 3075696 3191760 3253140 3302858 3524235 3759184 3810990 3844620 3938023 4192089 4229082 4337520 4573188 4698980 4954287 5081320 5126160 5456880 5589452 5638776 5716485 6097584 6506280 6605716 6732749 6986815 7048470 7621980 7689240 7876046 8257145 8384178 8458164 9146376 9397960 9908574 10162640 10572705 11178904 11277552 11432970 11814069 12576267 13012560 13211432 13465498 13973630 14096940 14862861 15243960 15378480 15752092 16514290 16768356 16916328 18165719 18292752 18795920 19690115 19817148 20198247 20960445 21145410 22357808 22865940 23628138 24771435 25152534 26422864 26930996 27947260 28193880 29725722 30487920 31504184 33028580 33536712 33663745 33832656 35442207 36331438 39380230 39634296 40396494 41920890 42290820 43318253 45731880 47256276 49542870 50305068 51194299 53861992 54497157 55894520 56387760 59070345 59451444 60594741 62881335 63008368 66057160 67073424 67327490 70884414 72662876 74060239 74314305 78760460 79268592 80792988 83841780 84581640 86636506 87525737 90828595 91463760 94512552 99085740 100610136 100991235 102388598 107723984 108994314 111789040 118140690 118902888 121189482 125762670 129954759 132114320 134654980 141768828 145325752 148120478 148628610 153582897 157520920 161585976 163491471 167683560 169163280 173273012 175051474 177211035 181657190 189025104 198171480 201220272 201982470 204777196 208715219 216591265 217988628 222180717 236281380 237805776 242378964 251525340 255971495 259909518 262577211 269309960 272485785 283537656 290651504 296240956 297257220 302973705 307165794 315041840 323171952 326982942 335367120 346546024 350102948 354422070 363314380 370301195 389864277 396342960 403964940 409554392 417430438 433182530 435977256 437628685 444361434 460748691 472562760 484757928 503050680 511942990 519819036 525154422 538619920 544971570 563137289 567075312 592481912 594514440 605947410 614331588 626145657 649773795 653965884 666542151 693092048 700205896 708844140 726628760 740602390 767914485 779728554 787731633 807929880 817457355 819108784 834860876 866365060 871954512 875257370 888722868 921497382 945125520 962783107 969515856 1006101360 1023885980 1039638072 1043576095 1050308844 1089943140 1110903585 1126274578 1184963824 1189028880 1211894820 1228663176 1252291314 1299547590 1307931768 1312886055 1333084302 1400411792 1417688280 1453257520 1481204780 1535828970 1559457108 1575463266 1615859760 1634914710 1669721752 1689411867 1732730120 1750514740 1777445736 1842994764 1878436971 1925566214 1949321385 2047771960 2079276144 2087152190 2100617688 2179886280 2221807170 2252549156 2295867409 2303743455 2423789640 2457326352 2504582628 2599095180 2615863536 2625772110 2666168604 2713297847 2815686445 2835376560 2888349321 2962409560 3071657940 3118914216 3130728285 3150926532 3269829420 3332710755 3339443504 3378823734 3465460240 3501029480 3554891472 3685989528 3756873942 3851132428 3898642770 3938658165 4095543920 4174304380 4201235376 4359772560 4443614340 4505098312 4591734818 4607486910 4813915535 4847579280 5009165256 5068235601 5198190360 5251544220 5332337208 5426595694 5631372890 5776698642 5924819120 6143315880 6237828432 6261456570 6301853064 6539658840 6665421510 6757647468 6887602227 7002058960 7371979056 7513747884 7702264856 7797285540 7877316330 8139893541 8348608760 8447059335 8665047963 8887228680 9010196624 9183469636 9214973820 9392184855 9627831070 10018330512 10136471202 10396380720 10503088440 10664674416 10853191388 11262745780 11479337045 11553397284 12286631760 12522913140 12603706128 13079317680 13330843020 13515294936 13566489235 13775204454 14441746605 15027495768 15404529712 15594571080 15754632660 16279787082 16697217520 16894118670 17330095926 17774457360 18366939272 18429947640 18784369710 19255662140 20272942404 20662806681 21006176880 21706382776 22525491560 22958674090 23106794568 24419680623 25045826280 25341178005 26661686040 27030589872 27132978470 27550408908 28883493210 29846276317 30054991536 31189142160 31509265320 32559574164 33788237340 34438011135 34660191852 36733878544 36859895280 37568739420 38511324280 40545884808 40699467705 41325613362 43325239815 43412765552 45050983120 45917348180 46213589136 48839361246 50091652560 50682356010 53323372080 54265956940 55100817816 57766986420 59692552634 63018530640 65119148328 67576474680 68876022270 69320383704 75137478840 77022648560 81091769616 81398935410 82651226724 86650479630 89538828951 91834696360 97678722492 101364712020 103314033405 108531913880 110201635632 115533972840 119385105268 122098403115 130238296656 135152949360 137752044540 138640767408 149231381585 150274957680 162797870820 165302453448 173300959260 179077657902 183669392720 195357444984 202729424040 206628066810 217063827760 231067945680 238770210536 244196806230 268616486853 275504089080 298462763170 325595741640 330604906896 346601918520 358155315804 390714889968 405458848080 413256133620 447694144755 477540421072 488393612460 537232973706 551008178160 596925526340 651191483280 693203837040 716310631608 826512267240 895388289510 976787224920 1074465947412 1193851052680 1343082434265 1432621263216 1653024534480 1790776579020 1953574449840 2148931894824 2387702105360 2686164868530 3581553158040 4297863789648 5372329737060 7163106316080 10744659474120 21489318948240
• Sum of all divisors σ(n): 89172160616448
• Sum of proper divisors (its aliquot sum) s(n): 67682841668208
• 21489318948240 is an abundant number, because the sum of its proper divisors (67682841668208) is greater than itself. Its abundance is 46193522719968

Bases of 21489318948240

• Binary: 100111000101101011111001110001110110110010000₂
• Hexadecimal: 0x138B5F38ED90
• Base-36: 7M821NWK0

Squares and roots of 21489318948240

• 21489318948240 squared (21489318948240²) is 461790828859186699799097600
• 21489318948240 cubed (21489318948240³) is 9923570408727175770788540656933108224000
• The square root of 21489318948240 is 4635657.3372327681
• The cube root of 21489318948240 is 27801.8833792263

Scales and comparisons

• 21,489,318,948,240 seconds is equal to 683,293 years, 45 weeks, 2 days, 7 hours, 24 minutes.
• To count from 1 to 21,489,318,948,240 would take you about one million, seven hundred eight thousand, two 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 21489318948240 cubic inches would be around 2316.8 feet tall.

Recreational maths with 21489318948240

• 21489318948240 backwards is 04284981398412
• The number of decimal digits it has is: 14
• The sum of 21489318948240's digits is 63
• More coming soon!