21438147594240

Names of 21438147594240

• Cardinal: 21438147594240 can be written as Twenty-one trillion, four hundred thirty-eight billion, one hundred forty-seven million, five hundred ninety-four thousand, two hundred forty.

Scientific notation

• Scientific notation: 2.143814759424 × 10¹³

Factors of 21438147594240

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 1390

Divisors of 21438147594240

• Number of divisors d(n): 1152
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 32 36 39 40 41 45 48 52 60 64 65 72 78 80 82 90 96 104 117 120 123 128 130 144 156 160 164 180 192 195 205 208 234 240 246 256 260 288 312 320 328 360 369 384 390 410 416 468 480 492 512 520 533 576 585 607 615 624 640 656 719 720 738 768 780 820 832 936 960 984 1024 1040 1066 1152 1170 1214 1230 1248 1280 1312 1438 1440 1476 1536 1560 1599 1640 1664 1821 1845 1872 1920 1968 2048 2080 2132 2157 2304 2340 2428 2460 2496 2560 2624 2665 2876 2880 2952 3035 3072 3120 3198 3280 3328 3595 3642 3690 3744 3840 3936 4160 4264 4314 4608 4680 4797 4856 4920 4992 5120 5248 5330 5463 5752 5760 5904 6070 6144 6240 6396 6471 6560 6656 7190 7284 7380 7488 7680 7872 7891 7995 8320 8528 8628 9105 9216 9347 9360 9594 9712 9840 9984 10240 10496 10660 10785 10926 11504 11520 11808 12140 12480 12792 12942 13120 13312 14380 14568 14760 14976 15360 15744 15782 15990 16640 17056 17256 18210 18432 18694 18720 19188 19424 19680 19968 20992 21320 21570 21852 23008 23040 23616 23673 23985 24280 24887 24960 25584 25884 26240 26624 27315 28041 28760 29136 29479 29520 29952 30720 31488 31564 31980 32355 33280 34112 34512 36420 37388 37440 38376 38848 39360 39455 39936 41984 42640 43140 43704 46016 46080 46735 47232 47346 47970 48560 49774 49920 51168 51768 52480 54630 56082 57520 58272 58958 59040 59904 62976 63128 63960 64710 66560 68224 69024 71019 72840 74661 74776 74880 76752 77696 78720 78910 79872 83968 84123 85280 86280 87408 88437 92032 92160 93470 94464 94692 95940 97120 99548 99840 102336 103536 104960 109260 112164 115040 116544 117916 118080 118365 119808 124435 125952 126256 127920 129420 133120 136448 138048 140205 142038 145680 147395 149322 149552 149760 153504 155392 157440 157820 168246 170560 172560 174816 176874 184064 186940 188928 189384 191880 194240 199096 199680 204672 207072 209920 218520 223983 224328 230080 233088 235832 236160 236730 239616 248870 251904 252512 255840 258840 265311 272896 276096 280410 284076 291360 294790 298644 299104 299520 307008 310784 314880 315640 323531 336492 341120 345120 349632 353748 355095 368128 373305 373880 377856 378768 383227 383760 388480 398192 399360 409344 414144 419840 420615 436433 437040 442185 447966 448656 460160 466176 471664 472320 473460 497740 505024 511680 517680 530622 545792 552192 560820 568152 582720 589580 597288 598208 599040 614016 621568 629760 631280 647062 672984 682240 690240 699264 707496 710190 736256 746610 747760 755712 757536 766454 767520 776960 796384 818688 828288 841230 872866 874080 884370 895932 897312 920320 932352 943328 944640 946920 970593 995480 1010048 1023360 1035360 1061244 1091584 1104384 1119915 1121640 1136304 1149681 1165440 1179160 1194576 1196416 1198080 1228032 1243136 1259520 1262560 1294124 1309299 1326555 1345968 1364480 1380480 1398528 1414992 1420380 1472512 1493220 1495520 1515072 1532908 1535040 1553920 1592768 1617655 1637376 1656576 1682460 1745732 1748160 1768740 1791864 1794624 1840640 1864704 1886656 1889280 1893840 1916135 1941186 1990960 2020096 2046720 2070720 2122488 2182165 2208768 2239830 2243280 2272608 2299362 2330880 2358320 2389152 2392832 2456064 2525120 2588248 2618598 2653110 2691936 2728960 2760960 2797056 2829984 2840760 2911779 2986440 2991040 3030144 3065816 3070080 3107840 3185536 3235310 3274752 3313152 3364920 3449043 3491464 3496320 3537480 3583728 3589248 3681280 3729408 3773312 3778560 3787680 3832270 3882372 3927897 3981920 4040192 4093440 4141440 4244976 4364330 4417536 4479660 4486560 4545216 4598724 4661760 4716640 4778304 4785664 4852965 4912128 5050240 5176496 5237196 5306220 5383872 5457920 5521920 5594112 5659968 5673629 5681520 5748405 5823558 5972880 5982080 6060288 6131632 6140160 6215680 6371072 6470620 6546495 6626304 6729840 6898086 6982928 6992640 7074960 7167456 7178496 7362560 7546624 7575360 7664540 7764744 7855794 7963840 8080384 8186880 8282880 8489952 8728660 8959320 8973120 9090432 9197448 9323520 9433280 9556608 9571328 9705930 9824256 10100480 10352992 10474392 10612440 10767744 11043840 11188224 11319936 11347258 11363040 11496810 11647116 11945760 11964160 12120576 12263264 12280320 12742144 12941240 13092990 13252608 13459680 13796172 13965856 13985280 14149920 14334912 14356992 14558895 15093248 15150720 15329080 15529488 15711588 15927680 16160768 16373760 16565760 16979904 17020887 17245215 17457320 17893753 17918640 17946240 18180864 18394896 18647040 18866560 19113216 19142656 19411860 19639485 20200960 20705984 20948784 21224880 21535488 22087680 22639872 22694516 22726080 22993620 23294232 23891520 23928320 24241152 24526528 24560640 25484288 25882480 26185980 26919360 27592344 27931712 27970560 28299840 28368145 28669824 28713984 29117790 30186496 30301440 30658160 31058976 31423176 31855360 33131520 33959808 34041774 34490430 34914640 35787506 35837280 35892480 36361728 36789792 37733120 38226432 38823720 39278970 40401920 41411968 41897568 42449760 43070976 45279744 45389032 45452160 45987240 46588464 47783040 47856640 48482304 49053056 49121280 50968576 51062661 51764960 52371960 53681259 53838720 55184688 55863424 55941120 56599680 56736290 57339648 57427968 58235580 60372992 60602880 61316320 62117952 62846352 63710720 66263040 67919616 68083548 68980860 69829280 71575012 71674560 71784960 72723456 73579584 75466240 76452864 77647440 78557940 80803840 82823936 83795136 84899520 85104435 86141952 89468765 90559488 90778064 90904320 91974480 93176928 95566080 95713280 98106112 102125322 103529920 104743920 107362518 107677440 110369376 111726848 113199360 113472580 114679296 116471160 121205760 122632640 124235904 125692704 127421440 135839232 136167096 137961720 139658560 143150024 143349120 143569920 145446912 147159168 150932480 152905728 155294880 157115880 161043777 165647872 167590272 169799040 170208870 172283904 178937530 181118976 181556128 181808640 183948960 186353856 191132160 196212224 204250644 207059840 209487840 214725036 215354880 220738752 223453696 226398720 226945160 229358592 232618789 232942320 242411520 245265280 248471808 251385408 254842880 255313305 268406295 271678464 272334192 275923440 279317120 286300048 286698240 287139840 294318336 301864960 310589760 314231760 322087554 331295744 335180544 339598080 340417740 357875060 363112256 363617280 367897920 372707712 382264320 392424448 408501288 414119680 418975680 429450072 430709760 441477504 446907392 452797440 453890320 458717184 465237578 465884640 490530560 496943616 502770816 510626610 536812590 543356928 544668384 551846880 558634240 572600096 573396480 588636672 621179520 628463520 644175108 662591488 670361088 679196160 680835480 697856367 715750120 726224512 727234560 735795840 745415424 764528640 784848896 805218885 817002576 828239360 837951360 858900144 861419520 882955008 893814784 905594880 907780640 930475156 931769280 981061120 993887232 1005541632 1021253220 1073625180 1089336768 1103693760 1117268480 1145200192 1146792960 1163093945 1177273344 1242359040 1256927040 1288350216 1340722176 1358392320 1361670960 1395712734 1431500240 1452449024 1471591680 1490830848 1610437770 1634005152 1656478720 1675902720 1717800288 1765910016 1815561280 1860950312 1863538560 1962122240 1987774464 2011083264 2042506440 2093569101 2147250360 2178673536 2207387520 2234536960 2290400384 2293585920 2326187890 2354546688 2484718080 2513854080 2576700432 2681444352 2716784640 2723341920 2791425468 2863000480 2904898048 2943183360 2981661696 3220875540 3268010304 3312957440 3351805440 3435600576 3489281835 3531820032 3631122560 3721900624 3727077120 3924244480 4022166528 4085012880 4187138202 4294500720 4357347072 4414775040 4469073920 4580800768 4652375780 4969436160 5027708160 5153400864 5446683840 5582850936 5726000960 5809796096 5886366720 5963323392 6441751080 6536020608 6703610880 6871201152 6978563670 7063640064 7262245120 7443801248 7454154240 8044333056 8170025760 8374276404 8589001440 8714694144 8829550080 9161601536 9304751560 9938872320 10055416320 10306801728 10467845505 10893367680 11165701872 11452001920 11619592192 11772733440 12883502160 13072041216 13407221760 13742402304 13957127340 14524490240 14887602496 14908308480 16340051520 16748552808 17178002880 17429388288 17659100160 18323203072 18609503120 20110832640 20613603456 20935691010 21786735360 22331403744 22904003840 25767004320 26144082432 27484804608 27914254680 29048980480 29775204992 29816616960 32680103040 33497105616 34356005760 34858776576 35318200320 36646406144 37219006240 40221665280 41227206912 41871382020 43573470720 44662807488 45808007680 51534008640 52288164864 54969609216 55828509360 58097960960 59550409984 65360206080 66994211232 68712011520 74438012480 82454413824 83742764040 87146941440 89325614976 91616015360 103068017280 104576329728 109939218432 111657018720 119100819968 130720412160 133988422464 137424023040 148876024960 164908827648 167485528080 174293882880 178651229952 183232030720 206136034560 223314037440 238201639936 261440824320 267976844928 274848046080 297752049920 329817655296 334971056160 357302459904 412272069120 446628074880 476403279872 522881648640 535953689856 549696092160 595504099840 669942112320 714604919808 824544138240 893256149760 1071907379712 1191008199680 1339884224640 1429209839616 1649088276480 1786512299520 2143814759424 2382016399360 2679768449280 3573024599040 4287629518848 5359536898560 7146049198080 10719073797120 21438147594240
• Sum of all divisors σ(n): 82217053900800
• Sum of proper divisors (its aliquot sum) s(n): 60778906306560
• 21438147594240 is an abundant number, because the sum of its proper divisors (60778906306560) is greater than itself. Its abundance is 39340758712320

Bases of 21438147594240

• Binary: 100110111111101110101001011000000100000000000₂
• Hexadecimal: 0x137F752C0800
• Base-36: 7LKJRK740

Squares and roots of 21438147594240

• 21438147594240 squared (21438147594240²) is 459594172272418299681177600
• 21438147594240 cubed (21438147594240³) is 9852847698628668485216988924450177024000
• The square root of 21438147594240 is 4630134.7274393647
• The cube root of 21438147594240 is 27779.7981322807

Scales and comparisons

• 21,438,147,594,240 seconds is equal to 681,666 years, 40 weeks, 4 days, 6 hours, 24 minutes.
• To count from 1 to 21,438,147,594,240 would take you about one million, seven hundred four thousand, one hundred sixty-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 21438147594240 cubic inches would be around 2315 feet tall.

Recreational maths with 21438147594240

• 21438147594240 backwards is 04249574183412
• The number of decimal digits it has is: 14
• The sum of 21438147594240's digits is 54
• More coming soon!