18315978284032

Names of 18315978284032

• Cardinal: 18315978284032 can be written as Eighteen trillion, three hundred fifteen billion, nine hundred seventy-eight million, two hundred eighty-four thousand and thirty-two.

Scientific notation

• Scientific notation: 1.8315978284032 × 10¹³

Factors of 18315978284032

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 240

Divisors of 18315978284032

• Number of divisors d(n): 660
• Complete list of divisors:
  1 2 4 8 11 13 16 17 22 26 32 34 44 52 64 68 88 104 128 136 143 169 176 187 197 208 221 256 272 286 289 338 352 374 394 416 442 512 544 572 578 676 704 748 788 832 884 1024 1088 1144 1156 1352 1408 1496 1576 1664 1768 1859 2167 2176 2197 2288 2312 2431 2561 2704 2816 2873 2992 3152 3179 3328 3349 3536 3718 3757 4334 4352 4394 4576 4624 4862 5122 5408 5632 5746 5984 6304 6358 6656 6698 7072 7436 7514 8668 8704 8788 9152 9248 9724 10244 10816 11264 11492 11968 12608 12716 13312 13396 14144 14872 15028 17336 17408 17576 18304 18496 19448 20488 21632 22984 23936 24167 25216 25432 26792 28171 28288 28561 29744 30056 31603 33293 34672 35152 36608 36839 36992 37349 38896 40976 41327 43264 43537 45968 47872 48334 48841 50432 50864 53584 56342 56576 56933 57122 59488 60112 63206 66586 69344 70304 73216 73678 73984 74698 77792 81952 82654 86528 87074 91936 95744 96668 97682 100864 101728 107168 112684 113152 113866 114244 118976 120224 126412 133172 138688 140608 146432 147356 147968 149396 155584 163904 165308 173056 174148 183872 191488 193336 195364 201728 203456 214336 225368 226304 227732 228488 237952 240448 252824 266344 277376 281216 294712 295936 298792 311168 314171 327808 330616 348296 366223 367744 386672 390728 406912 410839 428672 432809 450736 455464 456976 475904 478907 480896 485537 505648 532688 537251 554752 562432 565981 589424 597584 622336 626263 628342 634933 655616 661232 696592 732446 735488 740129 773344 781456 813824 821678 857344 865618 901472 910928 913952 951808 957814 961792 971074 1011296 1065376 1074502 1109504 1124864 1131962 1178848 1195168 1244672 1252526 1256684 1269866 1311232 1322464 1393184 1464892 1470976 1480258 1546688 1562912 1627648 1643356 1714688 1731236 1802944 1821856 1827904 1903616 1915628 1923584 1942148 2022592 2130752 2149004 2219008 2249728 2263924 2357696 2390336 2489344 2505052 2513368 2539732 2622464 2644928 2786368 2929784 2941952 2960516 3093376 3125824 3255296 3286712 3429376 3462472 3605888 3643712 3655808 3831256 3847168 3884296 4045184 4261504 4298008 4527848 4715392 4760899 4780672 5010104 5026736 5079464 5289856 5340907 5572736 5626517 5859568 5921032 6186752 6225791 6251648 6573424 6924944 6984263 7211776 7287424 7311616 7357753 7662512 7768592 8090368 8141419 8254129 8523008 8596016 9055696 9430784 9521798 9561344 9621677 10020208 10053472 10158928 10579712 10681814 11145472 11253034 11719136 11842064 12373504 12451582 12503296 13146848 13849888 13968526 14423552 14574848 14623232 14715506 15325024 15537184 16180736 16282838 16508258 17046016 17192032 18111392 18861568 19043596 19122688 19243354 20040416 20106944 20317856 21159424 21363628 22290944 22506068 23438272 23684128 24747008 24903164 25006592 26293696 27699776 27937052 28847104 29149696 29246464 29431012 30650048 31074368 32361472 32565676 33016516 34092032 34384064 36222784 37723136 38087192 38245376 38486708 40080832 40213888 40635712 42318848 42727256 44581888 45012136 46876544 47368256 49806328 50013184 52587392 55399552 55874104 58299392 58862024 61300096 61891687 62148736 65131352 66033032 68768128 72445568 76174384 76973416 80161664 80427776 80935283 81271424 85454512 90024272 90795419 93753088 94736512 95650789 99612656 105174784 105838447 110799104 111748208 117724048 122600192 123783374 124297472 125081801 130262704 132066064 137536256 144891136 152348768 153946832 160323328 160855552 161870566 162542848 170909024 180048544 181590838 187506176 189473024 191301578 199225312 210349568 211676894 221598208 223496416 235448096 245200384 247566748 248594944 250163602 260525408 264132128 275072512 289782272 304697536 307893664 320646656 321711104 323741132 325085696 341818048 360097088 363181676 375012352 378946048 382603156 398450624 420699136 423353788 443196416 446992832 470896192 490400768 495133496 497189888 500327204 521050816 528264256 550145024 579564544 609395072 615787328 641293312 647482264 650171392 683636096 720194176 726363352 757892096 765206312 796901248 846707576 893985664 941792384 990266992 1000654408 1042101632 1052158679 1056528512 1218790144 1231574656 1294964528 1367272192 1375899811 1440388352 1452726704 1530412624 1593802496 1626063413 1693415152 1787971328 1883584768 1980533984 2001308816 2084203264 2104317358 2113057024 2437580288 2463149312 2589929056 2734544384 2751799622 2880776704 2905453408 3060825248 3187604992 3252126826 3386830304 3575942656 3767169536 3961067968 4002617632 4168406528 4208634716 4226114048 4875160576 4926298624 5179858112 5469088768 5503599244 5761553408 5810906816 6121650496 6375209984 6504253652 6773660608 7151885312 7534339072 7922135936 8005235264 8336813056 8417269432 8452228096 9852597248 10359716224 11007198488 11621813632 12243300992 13008507304 13547321216 15844271872 16010470528 16834538864 17886697543 20719432448 22014396976 23243627264 24486601984 26017014608 27094642432 31688543744 32020941056 33669077728 35773395086 41438864896 44028793952 46487254528 48973203968 52034029216 54189284864 63377087488 64041882112 67338155456 71546790172 82877729792 88057587904 92974509056 97946407936 104068058432 108378569728 128083764224 134676310912 143093580344 176115175808 208136116864 269352621824 286187160688 352230351616 416272233728 538705243648 572374321376 704460703232 832544467456 1077410487296 1144748642752 1408921406464 1665088934912 2289497285504 4578994571008 9157989142016 18315978284032
• Sum of all divisors σ(n): 46199470733064
• Sum of proper divisors (its aliquot sum) s(n): 27883492449032
• 18315978284032 is an abundant number, because the sum of its proper divisors (27883492449032) is greater than itself. Its abundance is 9567514165000

Bases of 18315978284032

• Binary: 100001010100010000101011000010001110000000000₂
• Hexadecimal: 0x10A885611C00
• Base-36: 6HQ8SKD8G

Squares and roots of 18315978284032

• 18315978284032 squared (18315978284032²) is 335475060501131807266177024
• 18315978284032 cubed (18315978284032³) is 6144553922973051541245007997116264480768
• The square root of 18315978284032 is 4279717.0799051659
• The cube root of 18315978284032 is 26359.8766288553

Scales and comparisons

• 18,315,978,284,032 seconds is equal to 582,391 years, 23 weeks, 4 days, 9 hours, 33 minutes, 52 seconds.
• To count from 1 to 18,315,978,284,032 would take you about one million, four hundred fifty-five thousand, nine hundred seventy-eight 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 18315978284032 cubic inches would be around 2196.7 feet tall.

Recreational maths with 18315978284032

• 18315978284032 backwards is 23048287951381
• The number of decimal digits it has is: 14
• The sum of 18315978284032's digits is 61
• More coming soon!