18039890605440

Names of 18039890605440

• Cardinal: 18039890605440 can be written as Eighteen trillion, thirty-nine billion, eight hundred ninety million, six hundred five thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.803989060544 × 10¹³

Factors of 18039890605440

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 4190

Divisors of 18039890605440

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 32 33 40 41 44 48 55 60 64 66 80 82 88 96 110 120 123 127 128 132 160 164 165 176 192 205 220 240 246 254 264 320 328 330 352 381 384 410 440 451 480 492 508 528 615 635 640 656 660 704 762 820 880 902 960 984 1016 1056 1230 1270 1312 1320 1353 1397 1408 1524 1640 1681 1760 1804 1905 1920 1968 2032 2112 2255 2460 2540 2624 2640 2706 2794 3048 3280 3362 3520 3608 3810 3936 4001 4064 4191 4224 4510 4920 5043 5080 5207 5248 5280 5412 5588 6096 6560 6724 6765 6985 7040 7216 7620 7872 8002 8128 8382 8405 9020 9840 10086 10160 10414 10560 10824 11176 12003 12192 13120 13448 13530 13970 14432 15240 15621 15744 16004 16256 16764 16810 18040 18491 19680 20005 20172 20320 20828 20955 21120 21648 22352 24006 24384 25215 26035 26240 26896 27060 27940 28864 30480 31242 32008 33528 33620 36080 36982 39360 40010 40344 40640 41656 41910 43296 44011 44704 48012 48768 50430 52070 53792 54120 55473 55880 57277 57728 60015 60960 62484 64016 67056 67240 72160 73964 78105 78720 80020 80688 81280 83312 83820 86592 88022 89408 92455 96024 100860 104140 107584 108240 110946 111760 114554 120030 121920 124968 128032 132033 134112 134480 144320 147928 156210 160040 161376 164041 166624 167640 171831 173184 176044 178816 184910 192048 201720 208280 213487 215168 216480 220055 221892 223520 229108 240060 243840 249936 256064 264066 268224 268960 277365 286385 288640 295856 312420 320080 322752 328082 333248 335280 343662 352088 369820 384096 403440 416560 426974 432960 440110 443784 447040 458216 480120 492123 499872 508127 512128 528132 536448 537920 554730 572770 591712 624840 640160 640461 645504 656164 660165 666496 670560 687324 704176 739640 768192 806880 820205 833120 853948 859155 865920 880220 887568 894080 916432 960240 984246 999744 1016254 1056264 1067435 1075840 1109460 1145540 1183424 1249680 1280320 1280922 1312328 1320330 1341120 1374648 1408352 1479280 1524381 1536384 1613760 1640410 1666240 1707896 1718310 1760440 1775136 1804451 1832864 1920480 1968492 1999488 2032508 2112528 2134870 2218920 2291080 2348357 2366848 2460615 2499360 2540635 2560640 2561844 2624656 2640660 2682240 2749296 2816704 2958560 3048762 3202305 3227520 3280820 3332480 3415792 3436620 3520880 3550272 3608902 3665728 3840960 3936984 4065016 4225056 4269740 4437840 4582160 4696714 4921230 4998720 5081270 5123688 5249312 5281320 5413353 5498592 5589397 5633408 5917120 6097524 6404610 6561640 6725681 6831584 6873240 7041760 7045071 7100544 7217804 7331456 7621905 7681920 7873968 8130032 8450112 8539480 8875680 9022255 9164320 9393428 9842460 9997440 10162540 10247376 10498624 10562640 10826706 10997184 11178794 11741785 11834240 12195048 12809220 13123280 13451362 13663168 13746480 14083520 14090142 14435608 15243810 15747936 16260064 16768191 16900224 17078960 17751360 18044510 18328640 18786856 19684920 20177043 20325080 20494752 20833207 20997248 21125280 21653412 21994368 22357588 23483570 24390096 25618440 26246560 26902724 27066765 27326336 27492960 27946985 28167040 28180284 28871216 30487620 31495872 32520128 33536382 33628405 34157920 35225355 35502720 36089020 36657280 37573712 39369840 40354086 40650160 40989504 41666414 42250560 43306824 44715176 46967140 48780192 51236880 52493120 53805448 54133530 54985920 55893970 56360568 57742432 60975240 62499621 62991744 65040256 67072764 67256810 68315840 70450710 72178040 73982491 75147424 78739680 80708172 81300320 81979008 83332828 83840955 84501120 86613648 89430352 93934280 97560384 100885215 102473760 104166035 104986240 107610896 108267060 109971840 111787940 112721136 115484864 121950480 124999242 134145528 134513620 136631680 140901420 144356080 147964982 150294848 157479360 161416344 162600640 166665656 167681910 173227296 178860704 187868560 195120768 201770430 204947520 208332070 215221792 216534120 221947473 223575880 225442272 229165277 230969728 243900960 249998484 268291056 269027240 281802840 288712160 295929964 300589696 312498105 314958720 322832688 325201280 333331312 335363820 346454592 357721408 369912455 375737120 403540860 409895040 416664140 430443584 433068240 443894946 447151760 450884544 458330554 487801920 499996968 536582112 538054480 563605680 577424320 591859928 624996210 645665376 666662624 670727640 687495831 692909184 715442816 739824910 751474240 807081720 833328280 854161487 860887168 866136480 887789892 894303520 901769088 916661108 975603840 999993936 1073164224 1076108960 1109737365 1127211360 1145826385 1154848640 1183719856 1249992420 1291330752 1333325248 1341455280 1374991662 1479649820 1502948480 1614163440 1666656560 1708322974 1732272960 1775579784 1788607040 1833322216 1999987872 2146328448 2152217920 2219474730 2254422720 2291652770 2367439712 2499984840 2562484461 2582661504 2666650496 2682910560 2749983324 2959299640 3228326880 3333313120 3416645948 3437479155 3464545920 3551159568 3577214080 3666644432 3999975744 4270807435 4304435840 4438949460 4508845440 4583305540 4734879424 4999969680 5124968922 5365821120 5499966648 5918599280 6456653760 6666626240 6833291896 6874958310 7102319136 7333288864 7999951488 8541614870 8877898920 9166611080 9395776357 9469758848 9999939360 10249937844 10731642240 10999933296 11837198560 12812422305 12913307520 13333252480 13666583792 13749916620 14204638272 14666577728 17083229740 17755797840 18333222160 18791552714 19999878720 20499875688 21999866592 23674397120 25624844610 27333167584 27499833240 28187329071 28409276544 29333155456 34166459480 35511595680 36666444320 37583105428 39999757440 40999751376 43999733184 46978881785 47348794240 51249689220 54666335168 54999666480 56374658142 68332918960 71023191360 73332888640 75166210856 81999502752 87999466368 93957763570 102499378440 109332670336 109999332960 112749316284 136665837920 140936645355 142046382720 146665777280 150332421712 163999005504 187915527140 204998756880 219998665920 225498632568 273331675840 281873290710 300664843424 327998011008 375831054280 409997513760 439997331840 450997265136 546663351680 563746581420 601329686848 751662108560 819995027520 901994530272 1127493162840 1202659373696 1503324217120 1639990055040 1803989060544 2254986325680 3006648434240 3607978121088 4509972651360 6013296868480 9019945302720 18039890605440
• Sum of all divisors σ(n): 64819398942720
• Sum of proper divisors (its aliquot sum) s(n): 46779508337280
• 18039890605440 is an abundant number, because the sum of its proper divisors (46779508337280) is greater than itself. Its abundance is 28739617731840

Bases of 18039890605440

• Binary: 100000110100000111101010001010111010110000000₂
• Hexadecimal: 0x10683D457580
• Base-36: 6E7ET391C

Squares and roots of 18039890605440

• 18039890605440 squared (18039890605440²) is 325437653056242369757593600
• 18039890605440 cubed (18039890605440³) is 5870859660025748830137695554741469184000
• The square root of 18039890605440 is 4247339.2383279203
• The cube root of 18039890605440 is 26226.7594658693

Scales and comparisons

• 18,039,890,605,440 seconds is equal to 573,612 years, 37 weeks, 3 days, 3 hours, 44 minutes.
• To count from 1 to 18,039,890,605,440 would take you about one million, four hundred thirty-four thousand and thirty-one 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 18039890605440 cubic inches would be around 2185.6 feet tall.

Recreational maths with 18039890605440

• 18039890605440 backwards is 04450609893081
• The number of decimal digits it has is: 14
• The sum of 18039890605440's digits is 57
• More coming soon!