18938027352738816
18,938,027,352,738,816 is an even composite number composed of five prime numbers multiplied together.
What does the number 18938027352738816 look like?
This visualization shows the relationship between its 5 prime factors (large circles) and 616 divisors.
18938027352738816 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of six hundred sixteen divisors.
Prime factorization of 18938027352738816:
210 × 36 × 7 × 2371 × 1528543
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 7 × 2371 × 1528543)See below for interesting mathematical facts about the number 18938027352738816 from the Numbermatics database.
Names of 18938027352738816
- Cardinal: 18938027352738816 can be written as Eighteen quadrillion, nine hundred thirty-eight trillion, twenty-seven billion, three hundred fifty-two million, seven hundred thirty-eight thousand, eight hundred sixteen.
Scientific notation
- Scientific notation: 1.8938027352738816 × 1016
Factors of 18938027352738816
Divisors of 18938027352738816
- Number of divisors d(n): 616
-
Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 64 72 81 84 96 108 112 126 128 144 162 168 189 192 216 224 243 252 256 288 324 336 378 384 432 448 486 504 512 567 576 648 672 729 756 768 864 896 972 1008 1024 1134 1152 1296 1344 1458 1512 1536 1701 1728 1792 1944 2016 2268 2304 2371 2592 2688 2916 3024 3072 3402 3456 3584 3888 4032 4536 4608 4742 5103 5184 5376 5832 6048 6804 6912 7113 7168 7776 8064 9072 9216 9484 10206 10368 10752 11664 12096 13608 13824 14226 15552 16128 16597 18144 18968 20412 20736 21339 21504 23328 24192 27216 27648 28452 31104 32256 33194 36288 37936 40824 41472 42678 46656 48384 49791 54432 56904 62208 64017 64512 66388 72576 75872 81648 82944 85356 93312 96768 99582 108864 113808 124416 128034 132776 145152 149373 151744 163296 170712 186624 192051 193536 199164 217728 227616 248832 256068 265552 290304 298746 303488 326592 341424 373248 384102 398328 435456 448119 455232 512136 531104 576153 580608 597492 606976 653184 682848 746496 768204 796656 870912 896238 910464 1024272 1062208 1152306 1194984 1213952 1306368 1344357 1365696 1528543 1536408 1593312 1728459 1741824 1792476 1820928 2048544 2124416 2304612 2389968 2427904 2612736 2688714 2731392 3057086 3072816 3186624 3456918 3584952 3641856 4033071 4097088 4248832 4585629 4609224 4779936 5225472 5377428 5462784 6114172 6145632 6373248 6913836 7169904 7283712 8066142 8194176 8497664 9171258 9218448 9559872 10699801 10754856 10925568 12099213 12228344 12291264 12746496 13756887 13827672 14339808 16132284 16388352 16995328 18342516 18436896 19119744 21399602 21509712 21851136 24198426 24456688 24582528 25492992 27513774 27655344 28679616 32099403 32264568 32776704 36685032 36873792 38239488 41270661 42799204 43019424 48396852 48913376 49165056 50985984 55027548 55310688 57359232 64198806 64529136 65553408 73370064 73747584 76478976 82541322 85598408 86038848 96298209 96793704 97826752 98330112 110055096 110621376 114718464 123811983 128397612 129058272 146740128 147495168 152957952 165082644 171196816 172077696 192596418 193587408 195653504 196660224 220110192 221242752 229436928 247623966 256795224 258116544 288894627 293480256 294990336 330165288 342393632 344155392 371435949 385192836 387174816 391307008 440220384 442485504 458873856 495247932 513590448 516233088 577789254 586960512 589980672 660330576 684787264 688310784 742871898 770385672 774349632 782614016 866683881 880440768 884971008 990495864 1027180896 1032466176 1114307847 1155578508 1173921024 1320661152 1369574528 1376621568 1485743796 1540771344 1548699264 1565228032 1733367762 1760881536 1769942016 1980991728 2054361792 2064932352 2228615694 2311157016 2347842048 2600051643 2641322304 2739149056 2971487592 3081542688 3097398528 3466735524 3521763072 3624175453 3961983456 4108723584 4129864704 4457231388 4622314032 4695684096 5200103286 5282644608 5478298112 5942975184 6163085376 6194797056 6933471048 7043526144 7248350906 7800154929 7923966912 8217447168 8914462776 9244628064 10400206572 10565289216 10872526359 10956596224 11885950368 12326170752 12389594112 13866942096 14087052288 14496701812 15600309858 15847933824 16434894336 17828925552 18489256128 20800413144 21130578432 21745052718 23771900736 24652341504 25369228171 27733884192 28993403624 31200619716 31695867648 32617579077 32869788672 35657851104 36978512256 41600826288 42261156864 43490105436 47543801472 49304683008 50738456342 55467768384 57986807248 62401239432 63391735296 65235158154 71315702208 73957024512 76107684513 83201652576 86980210872 95087602944 97852737231 98609366016 101476912684 110935536768 115973614496 124802478864 126783470592 130470316308 142631404416 147914049024 152215369026 166403305152 173960421744 190175205888 195705474462 202953825368 221871073536 228323053539 231947228992 249604957728 260940632616 285262808832 293558211693 295828098048 304430738052 332806610304 347920843488 380350411776 391410948924 405907650736 443742147072 456646107078 463894457984 499209915456 521881265232 570525617664 587116423386 608861476104 665613220608 684969160617 695841686976 782821897848 811815301472 880674635079 887484294144 913292214156 927788915968 998419830912 1043762530464 1141051235328 1174232846772 1217722952208 1331226441216 1369938321234 1391683373952 1565643795696 1623630602944 1761349270158 1826584428312 1855577831936 1996839661824 2054907481851 2087525060928 2348465693544 2435445904416 2642023905237 2662452882432 2739876642468 2783366747904 3131287591392 3247261205888 3522698540316 3653168856624 3711155663872 3993679323648 4109814963702 4175050121856 4696931387088 4870891808832 5284047810474 5479753284936 5566733495808 6164722445553 6262575182784 6494522411776 7045397080632 7306337713248 7987358647296 8219629927404 8350100243712 9393862774176 9741783617664 10568095620948 10959506569872 11133466991616 12329444891106 12525150365568 12989044823552 14090794161264 14612675426496 16439259854808 16700200487424 18494167336659 18787725548352 19483567235328 21136191241896 21919013139744 24658889782212 25050300731136 25978089647104 28181588322528 29225350852992 32878519709616 33400400974848 36988334673318 37575451096704 38967134470656 42272382483792 43838026279488 49317779564424 50100601462272 56363176645056 58450701705984 65757039419232 73976669346636 75150902193408 77934268941312 84544764967584 87676052558976 98635559128848 100201202924544 112726353290112 116901403411968 131514078838464 147953338693272 150301804386816 169089529935168 175352105117952 197271118257696 225452706580224 233802806823936 263028157676928 295906677386544 300603608773632 338179059870336 350704210235904 394542236515392 450905413160448 526056315353856 591813354773088 676358119740672 701408420471808 789084473030784 901810826320896 1052112630707712 1183626709546176 1352716239481344 1578168946061568 2104225261415424 2367253419092352 2705432478962688 3156337892123136 4734506838184704 6312675784246272 9469013676369408 18938027352738816
- Sum of all divisors σ(n): 64896402258228224
- Sum of proper divisors (its aliquot sum) s(n): 45958374905489408
- 18938027352738816 is an abundant number, because the sum of its proper divisors (45958374905489408) is greater than itself. Its abundance is 27020347552750592
Bases of 18938027352738816
- Binary: 10000110100100000001001000110010001101101001100000000002
- Hexadecimal: 0x434809191B4C00
- Base-36: 56GYXNSG000
Squares and roots of 18938027352738816
- 18938027352738816 squared (189380273527388162) is 358648880013083567136736313081856
- 18938027352738816 cubed (189380273527388163) is 6792102299716918243232986969893519318811196522496
-
The
square root of 18938027352738816 is 137615505.4953431329 -
The
cube root of 18938027352738816 is 266549.7297228031
Scales and comparisons
How big is 18938027352738816?- 18,938,027,352,738,816 seconds is equal to 602,170,690 years, 33 weeks, 6 days, 10 hours, 33 minutes, 36 seconds.
-
To count from 1 to 18,938,027,352,738,816 would take you about one billion, eight hundred six million, five hundred twelve thousand and seventy-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 18938027352738816 cubic inches would be around 22212.5 feet tall.
Recreational maths with 18938027352738816
- 18938027352738816 backwards is 61883725372083981
- 18938027352738816 is a
Harshad number . - The number of decimal digits it has is: 17
- The sum of 18938027352738816's digits is 81
- More coming soon!
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