18790078049241642

Names of 18790078049241642

• Cardinal: 18790078049241642 can be written as Eighteen quadrillion, seven hundred ninety trillion, seventy-eight billion, forty-nine million, two hundred forty-one thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 1.8790078049241642 × 10¹⁶

Factors of 18790078049241642

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 78836

Divisors of 18790078049241642

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 6 9 11 13 18 22 26 33 39 66 78 99 117 121 143 198 234 242 286 363 429 726 858 1089 1287 1573 2178 2574 2999 3041 3146 4719 5998 6082 8997 9123 9438 14157 17994 18246 26991 27369 28314 32989 33451 38987 39533 53982 54738 65978 66902 72767 77974 79066 98967 100353 116961 118599 145534 197934 200706 218301 233922 237198 296901 301059 350883 355797 362879 367961 428857 434863 436602 593802 602118 654903 701766 711594 725758 735922 800437 857714 869726 945971 1088637 1103883 1286571 1304589 1309806 1600874 1891942 2177274 2207766 2401311 2573142 2609178 2837913 3265911 3311649 3859713 3913767 4717427 4783493 4802622 5675826 6531822 6623298 7203933 7719426 7827534 8513739 8804807 9119959 9434854 9566986 10405681 14152281 14350479 14407866 17027478 17609614 18239918 20811362 26414421 27359877 28304562 28700958 31217043 42456843 43051437 52828842 54719754 62434086 79243263 82079631 84913686 86102874 93651129 100319549 114462491 118559467 158486526 164159262 187302258 200639098 218228233 221284447 228924982 237118934 300958647 343387473 355678401 436456466 442568894 601917294 654684699 663853341 686774946 711356802 902875941 1030162419 1067035203 1103515039 1304154137 1309369398 1327706682 1805751882 1964054097 1991560023 2060324838 2134070406 2207030078 2400510563 2434128917 2608308274 2836967029 2876697811 3310545117 3912462411 3928108194 3983120046 4801021126 4868257834 5673934058 5753395622 6621090234 7201531689 7302386751 7824924822 8510901087 8630093433 9931635351 11737387233 14345695507 14403063378 14604773502 17021802174 17260186866 19863270702 21604595067 21907160253 23474774466 25532703261 25890280299 26405616193 26775418087 28691391014 31206637319 31643675921 43037086521 43209190134 43814320506 51065406522 51780560598 52811232386 53550836174 62413274638 63287351842 79216848579 80326254261 86074173042 93619911957 94931027763 129111259563 158433697158 160652508522 187239823914 189862055526 237650545737 240978762783 258222519126 280859735871 284793083289 343273010509 348080435131 475301091474 481957525566 561719471742 569586166578 663632056553 686546021018 696160870262 1029819031527 1044241305393 1327264113106 1990896169659 2059638063054 2088482610786 3089457094581 3132723916179 3981792339318 5972688508977 6178914189162 6265447832358 7299952622083 8627216735189 11945377017954 14599905244166 17254433470378 21899857866249 25881650205567 43799715732498 51763300411134 65699573598747 77644950616701 80299478842913 94899384087079 131399147197494 155289901233402 160598957685826 189798768174158 240898436528739 284698152261237 481796873057478 569396304522474 722695309586217 854094456783711 1043893224957869 1445390619172434 1708188913567422 2087786449915738 3131679674873607 6263359349747214 9395039024620821 18790078049241642
• Sum of all divisors σ(n): 48224217210624000
• Sum of proper divisors (its aliquot sum) s(n): 29434139161382358
• 18790078049241642 is an abundant number, because the sum of its proper divisors (29434139161382358) is greater than itself. Its abundance is 10644061112140716

Bases of 18790078049241642

• Binary: 1000010110000010111100111110111011011010100101000101010₂
• Hexadecimal: 0x42C179F76D4A2A
• Base-36: 550IYOT2VQI

Squares and roots of 18790078049241642

• 18790078049241642 squared (18790078049241642²) is 353067033096592590480891306856164
• 18790078049241642 cubed (18790078049241642³) is 6634157108499156755102568925661913913915373181288
• The square root of 18790078049241642 is 137076905.6013508133
• The cube root of 18790078049241642 is 265853.7932896061

Scales and comparisons

• 18,790,078,049,241,642 seconds is equal to 597,466,360 years, 22 weeks, 5 days, 13 hours, 20 minutes, 42 seconds.
• To count from 1 to 18,790,078,049,241,642 would take you about one billion, seven hundred ninety-two million, three hundred ninety-nine thousand and eighty-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 18790078049241642 cubic inches would be around 22154.5 feet tall.

Recreational maths with 18790078049241642

• 18790078049241642 backwards is 24614294087009781
• The number of decimal digits it has is: 17
• The sum of 18790078049241642's digits is 72
• More coming soon!