1338940739886183720

Names of 1338940739886183720

• Cardinal: 1338940739886183720 can be written as One quintillion, three hundred thirty-eight quadrillion, nine hundred forty trillion, seven hundred thirty-nine billion, eight hundred eighty-six million, one hundred eighty-three thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.33894073988618372 × 10¹⁸

Factors of 1338940739886183720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 666896150835

Divisors of 1338940739886183720

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 13 15 18 20 22 24 26 27 30 33 36 39 40 44 45 52 54 55 60 65 66 72 78 88 90 99 104 108 110 117 120 130 132 135 143 156 165 169 180 195 198 216 220 234 260 264 270 286 297 312 330 338 351 360 390 396 429 440 468 495 507 520 540 572 585 594 660 676 702 715 780 792 845 858 936 990 1014 1080 1144 1170 1188 1287 1320 1352 1404 1430 1485 1521 1560 1690 1716 1755 1859 1980 2028 2145 2340 2376 2535 2574 2808 2860 2970 3042 3380 3432 3510 3718 3861 3960 4056 4290 4563 4680 5070 5148 5577 5720 5940 6084 6435 6760 7020 7436 7605 7722 8580 9126 9295 10140 10296 11154 11880 12168 12870 14040 14872 15210 15444 16731 17160 18252 18590 19305 20280 22308 22815 25740 27885 30420 30888 33462 36504 37180 38610 44616 45630 50193 51480 55770 60840 66924 74360 77220 83655 91260 100386 111540 133848 154440 167310 182520 200772 223080 250965 334620 401544 501930 669240 1003860 2007720 666896150801 1333792301602 2000688452403 2667584603204 3334480754005 4001376904806 5335169206408 6002065357209 6668961508010 7335857658811 8002753809612 8669649960413 10003442262015 12004130714418 13337923016020 14671715317622 16005507619224 17339299920826 18006196071627 20006884524030 22007572976433 24008261428836 26008949881239 26675846032040 29343430635244 30010326786045 34678599841652 36012392143254 36679288294055 40013769048060 43348249802065 44015145952866 48016522857672 52017899762478 58686861270488 60020653572090 66022718929299 69357199683304 72024784286508 73358576588110 78026849643717 80027538096120 86696499604130 88030291905732 90030980358135 95366149564543 104035799524956 110037864882165 112705449485369 120041307144180 130044749406195 132045437858598 144049568573016 146717153176220 156053699287434 173392999208260 176060583811464 180061960716270 190732299129086 198068156787897 208071599049912 220075729764330 225410898970738 234080548931151 240082614288360 260089498812390 264090875717196 286098448693629 293434306352440 312107398574868 330113594646495 338116348456107 346785998416520 360123921432540 381464598258172 390134248218585 396136313575794 440151459528660 450821797941476 468161097862302 476830747822715 520178997624780 528181751434392 563527247426845 572196897387258 624214797149736 660227189292990 676232696912214 720247842865080 762929196516344 780268496437170 792272627151588 858295346080887 880302919057320 901643595882952 936322195724604 953661495645430 990340783939485 1014349045368321 1040357995249560 1127054494853690 1144393794774516 1170402744655755 1239759944339059 1320454378585980 1352465393824428 1430492243468145 1560536992874340 1584545254303176 1690581742280535 1716590692161774 1872644391449208 1907322991290860 1980681567878970 2028698090736642 2254108989707380 2288787589549032 2340805489311510 2479519888678118 2574886038242661 2640908757171960 2704930787648856 2860984486936290 3043047136104963 3121073985748680 3381163484561070 3433181384323548 3719279833017177 3814645982581720 3961363135757940 4057396181473284 4291476730404435 4508217979414760 4681610978623020 4959039777356236 5071745226841605 5149772076485322 5721968973872580 6086094272209926 6198799721695295 6762326969122140 6866362768647096 7438559666034354 7922726271515880 8114792362946568 8582953460808870 9363221957246040 9918079554712472 10143490453683210 10299544152970644 11157839499051531 11443937947745160 12172188544419852 12397599443390590 12874430191213305 13524653938244280 14877119332068708 15215235680524815 17165906921617740 18596399165085885 20286980907366420 20599088305941288 22315678998103062 24344377088839704 24795198886781180 25748860382426610 29754238664137416 30430471361049630 33473518497154593 34331813843235480 37192798330171770 40573961814732840 44631357996206124 49590397773562360 51497720764853220 55789197495257655 60860942722099260 66947036994309186 74385596660343540 89262715992412248 102995441529706440 111578394990515310 121721885444198520 133894073988618372 148771193320687080 167367592485772965 223156789981030620 267788147977236744 334735184971545930 446313579962061240 669470369943091860 1338940739886183720
• Sum of all divisors σ(n): 5272214209780291200
• Sum of proper divisors (its aliquot sum) s(n): 3933273469894107480
• 1338940739886183720 is an abundant number, because the sum of its proper divisors (3933273469894107480) is greater than itself. Its abundance is 2594332730007923760

Bases of 1338940739886183720

• Binary: 1001010010100110111111000001001001000001101101111010100101000₂
• Hexadecimal: 0x1294DF824836F528
• Base-36: A67QVOC6SFU0

Squares and roots of 1338940739886183720

• 1338940739886183720 squared (1338940739886183720²) is 1792762304926961091678459745593038400
• 1338940739886183720 cubed (1338940739886183720³) is 2400402486998965393572152350664973329771269975414848000
• The square root of 1338940739886183720 is 1157126069.1412080187
• The cube root of 1338940739886183720 is 1102183.1957427751

Scales and comparisons

• 1,338,940,739,886,183,720 seconds is equal to 42,574,173,912 years, 38 weeks, 4 days, 5 hours, 42 minutes.
• To count from 1 to 1,338,940,739,886,183,720 would take you about one hundred forty-nine billion, nine million, six hundred eight thousand, six hundred ninety-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 1338940739886183720 cubic inches would be around 91848.6 feet tall.

Recreational maths with 1338940739886183720

• 1338940739886183720 backwards is 0273816889370498331
• 1338940739886183720 is a Harshad number.
• The number of decimal digits it has is: 19
• The sum of 1338940739886183720's digits is 90
• More coming soon!