18421543212000

Names of 18421543212000

• Cardinal: 18421543212000 can be written as Eighteen trillion, four hundred twenty-one billion, five hundred forty-three million, two hundred twelve thousand.

Scientific notation

• Scientific notation: 1.8421543212 × 10¹³

Factors of 18421543212000

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 291

Divisors of 18421543212000

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 25 29 30 32 40 41 48 50 58 60 75 80 82 87 96 100 116 120 123 125 145 150 160 164 174 200 205 211 232 240 246 250 290 300 328 348 375 400 410 422 435 464 480 492 500 580 600 615 633 656 696 725 750 800 820 841 844 870 928 984 1000 1025 1055 1160 1189 1200 1230 1266 1312 1392 1450 1500 1640 1682 1688 1740 1968 2000 2050 2110 2175 2320 2378 2400 2460 2523 2532 2784 2900 3000 3075 3165 3280 3364 3376 3480 3567 3625 3936 4000 4100 4205 4220 4350 4640 4756 4920 5046 5064 5125 5275 5800 5945 6000 6119 6150 6330 6560 6728 6752 6960 7134 7250 8200 8410 8440 8651 8700 9512 9840 10092 10128 10250 10550 10875 11600 11890 12000 12238 12300 12615 12660 13456 13920 14268 14500 15375 15825 16400 16820 16880 17302 17400 17835 18357 19024 19680 20184 20256 20500 21025 21100 21750 23200 23780 24476 24600 25230 25320 25953 26375 26912 28536 29000 29725 30595 30750 31650 32800 33640 33760 34481 34604 34800 35670 36714 38048 40368 41000 42050 42200 43255 43500 44521 47560 48952 49200 50460 50640 51906 52750 57072 58000 59450 61190 61500 63075 63300 67280 68962 69208 69600 71340 73428 79125 80736 82000 84100 84400 86510 87000 89042 89175 91785 95120 97904 98400 100920 101280 103443 103812 105125 105500 114144 116000 118900 122380 123000 126150 126600 129765 133563 134560 137924 138416 142680 146856 148625 152975 158250 164000 168200 168800 172405 173020 174000 177451 178084 178350 183570 190240 195808 201840 206886 207624 210250 211000 216275 222605 237800 244760 246000 250879 252300 253200 259530 267126 275848 276832 285360 293712 297250 305950 315375 316500 336400 344810 346040 348000 354902 356168 356700 367140 403680 413772 415248 420500 422000 432550 445210 445875 458925 475600 489520 492000 501758 504600 506400 517215 519060 532353 534252 551696 570720 587424 594500 611900 630750 633000 648825 667815 672800 689620 692080 709804 712336 713400 734280 752637 764875 827544 830496 841000 844000 862025 865100 887255 890420 891750 917850 951200 979040 1003516 1009200 1034430 1038120 1064706 1068504 1081375 1103392 1113025 1189000 1223800 1254395 1261500 1266000 1291109 1297650 1335630 1379240 1384160 1419608 1424672 1426800 1468560 1505274 1529750 1655088 1682000 1724050 1730200 1774510 1780840 1783500 1825361 1835700 2007032 2018400 2068860 2076240 2129412 2137008 2162750 2226050 2294625 2378000 2447600 2508790 2523000 2532000 2582218 2586075 2595300 2661765 2671260 2758480 2839216 2853600 2937120 3010548 3059500 3244125 3310176 3339075 3364000 3448100 3460400 3549020 3561680 3567000 3650722 3671400 3763185 3873327 4014064 4137720 4152480 4258824 4274016 4310125 4325500 4436275 4452100 4589250 4756000 4895200 5017580 5046000 5164436 5172150 5190600 5323530 5342520 5476083 5516960 5565125 5678432 6021096 6119000 6271975 6455545 6488250 6678150 6896200 6920800 7098040 7123360 7134000 7275491 7301444 7342800 7526370 7746654 8028128 8275440 8517648 8620250 8651000 8872550 8904200 9126805 9178500 10035160 10092000 10328872 10344300 10381200 10647060 10685040 10952166 11130250 12042192 12238000 12543950 12911090 12930375 12976500 13308825 13356300 13792400 14196080 14268000 14550982 14602888 14685600 15052740 15493308 16550880 16695375 17035296 17240500 17302000 17745100 17808400 18253610 18357000 18815925 19366635 20070320 20657744 20688600 20762400 21294120 21370080 21826473 21904332 22181375 22260500 24084384 24476000 25087900 25822180 25860750 25953000 26617650 26712600 27380415 27584800 28392160 29101964 29205776 30105480 30986616 31359875 32277725 33390750 34481000 34604000 35490200 35616800 36377455 36507220 36714000 37442161 37631850 38733270 40140640 41315488 41377200 42588240 43652946 43808664 44362750 44521000 45634025 50175800 51644360 51721500 51906000 52935469 53235300 53425200 54760830 58203928 58411552 60210960 61973232 62719750 64555450 66544125 66781500 68962000 70980400 72754910 73014440 73428000 74884322 75263700 77466540 82754400 85176480 87305892 87617328 88725500 89042000 91268050 94079625 96833175 100351600 103288720 103443000 103812000 105870938 106470600 106850400 109132365 109521660 112326483 116407856 120421920 123946464 125439500 129110900 133088250 133563000 136902075 137924000 141960800 145509820 146028880 149768644 150527400 154933080 158806407 161388625 174611784 175234656 177451000 178084000 181887275 182536100 187210805 188159250 193666350 200703200 206577440 206886000 211741876 212941200 218264730 219043320 224652966 228170125 232815712 250879000 258221800 264677345 266176500 267126000 273804150 291019640 292057760 299537288 301054800 309866160 317612814 322777250 349223568 354902000 363774550 365072200 374421610 376318500 387332700 413772000 423483752 425882400 436529460 438086640 449305932 456340250 484165875 501758000 516443600 529354690 532353000 534252000 545661825 547608300 561632415 582039280 599074576 602109600 619732320 635225628 645554500 684510375 698447136 709804000 727549100 730144400 748843220 752637000 774665400 794032035 846967504 873058920 876173280 898611864 909436375 912680500 936054025 968331750 1003516000 1032887200 1058709380 1064706000 1091323650 1095216600 1123264830 1164078560 1198149152 1270451256 1291109000 1323386725 1369020750 1455098200 1460288800 1497686440 1505274000 1535128601 1549330800 1588064070 1693935008 1746117840 1797223728 1818872750 1825361000 1872108050 1936663500 2117418760 2129412000 2182647300 2190433200 2246529660 2540902512 2582218000 2646773450 2728309125 2738041500 2808162075 2910196400 2995372880 3010548000 3070257202 3098661600 3176128140 3492235680 3594447456 3637745500 3650722000 3744216100 3873327000 3970160175 4234837520 4365294600 4380866400 4493059320 4605385803 4680270125 5081805024 5164436000 5293546900 5456618250 5476083000 5616324150 5820392800 5990745760 6140514404 6352256280 6616933625 7275491000 7301444000 7488432200 7675643005 7746654000 7940320350 8469675040 8730589200 8986118640 9210771606 9360540250 10587093800 10913236500 10952166000 11232648300 12281028808 12704512560 13233867250 14040810375 14550982000 14976864400 15351286010 15493308000 15880640700 17461178400 17972237280 18421543212 18721080500 19850800875 21174187600 21826473000 21904332000 22465296600 23026929015 24562057616 25409025120 26467734500 28081620750 29101964000 29953728800 30702572020 31761281400 36843086424 37442161000 38378215025 39701601750 42348375200 43652946000 44930593200 46053858030 49124115232 52935469000 56163241500 61405144040 63522562800 73686172848 74884322000 76756430050 79403203500 87305892000 89861186400 92107716060 105870938000 112326483000 115134645075 122810288080 127045125600 147372345696 149768644000 153512860100 158806407000 184215432120 191891075125 211741876000 224652966000 230269290150 245620576160 307025720200 317612814000 368430864240 383782150250 449305932000 460538580300 575673225375 614051440400 635225628000 736861728480 767564300500 921077160600 1151346450750 1228102880800 1535128601000 1842154321200 2302692901500 3070257202000 3684308642400 4605385803000 6140514404000 9210771606000 18421543212000
• Sum of all divisors σ(n): 64331045487072
• Sum of proper divisors (its aliquot sum) s(n): 45909502275072
• 18421543212000 is an abundant number, because the sum of its proper divisors (45909502275072) is greater than itself. Its abundance is 27487959063072

Bases of 18421543212000

• Binary: 100001100000100011001100010100001001111100000₂
• Hexadecimal: 0x10C1198A13E0
• Base-36: 6J2QN74YO

Squares and roots of 18421543212000

• 18421543212000 squared (18421543212000²) is 339353254311583276944000000
• 18421543212000 cubed (18421543212000³) is 6251410638433656648360459304128000000000
• The square root of 18421543212000 is 4292032.5269037747
• The cube root of 18421543212000 is 26410.4217404845

Scales and comparisons

• 18,421,543,212,000 seconds is equal to 585,748 years, 4 weeks, 5 days, 16 hours, 40 minutes.
• To count from 1 to 18,421,543,212,000 would take you about one million, four hundred sixty-four thousand, three hundred seventy 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 18421543212000 cubic inches would be around 2200.9 feet tall.

Recreational maths with 18421543212000

• 18421543212000 backwards is 00021234512481
• The number of decimal digits it has is: 14
• The sum of 18421543212000's digits is 33
• More coming soon!