18967713657090903948

Names of 18967713657090903948

• Cardinal: 18967713657090903948 can be written as Eighteen quintillion, nine hundred sixty-seven quadrillion, seven hundred thirteen trillion, six hundred fifty-seven billion, ninety million, nine hundred three thousand, nine hundred forty-eight.

Scientific notation

• Scientific notation: 1.8967713657090903948 × 10¹⁹

Factors of 18967713657090903948

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 359

Divisors of 18967713657090903948

• Number of divisors d(n): 126
• Complete list of divisors:
  1 2 3 4 6 12 41 82 123 164 246 313 492 626 939 1252 1681 1878 3362 3756 5043 6724 10086 12833 20172 25666 38499 51332 76998 97969 153996 195938 293907 391876 526153 587814 1052306 1175628 1578459 2104612 3156918 4016729 6313836 8033458 12050187 16066916 24100374 30664297 48200748 61328594 91992891 122657188 164685889 183985782 329371778 367971564 494057667 658743556 988115334 1257236177 1976230668 2514472354 3771708531 5028944708 7543417062 9597924961 15086834124 19195849922 28793774883 38391699844 51546683257 57587549766 103093366514 115175099532 154640049771 206186733028 309280099542 393514923401 618560199084 787029846802 1180544770203 1574059693604 2361089540406 3004150512793 4722179080812 6008301025586 9012451538379 12016602051172 16134111859441 18024903076758 32268223718882 36049806153516 48402335578323 64536447437764 96804671156646 123170171024513 193609342313292 246340342049026 369510513073539 492680684098052 739021026147078 940299110504209 1478042052294156 1880598221008418 2820897331512627 3761196442016836 5049977012005033 5641794663025254 10099954024010066 11283589326050508 15149931036015099 20199908048020132 30299862072030198 38552263530672569 60599724144060396 77104527061345138 115656790592017707 154209054122690276 231313581184035414 462627162368070828 1580642804757575329 3161285609515150658 4741928414272725987 6322571219030301316 9483856828545451974 18967713657090903948
• Sum of all divisors σ(n): 45509187050905972492
• Sum of proper divisors (its aliquot sum) s(n): 26541473393815068544
• 18967713657090903948 is an abundant number, because the sum of its proper divisors (26541473393815068544) is greater than itself. Its abundance is 7573759736724164596

Bases of 18967713657090903948

• Binary: 10000011100111010110110110001001101101100001110101000111110001100₂
• Hexadecimal: 0x1073ADB136C3A8F8C
• Base-36: 403VPC0SA0GWC

Squares and roots of 18967713657090903948

• 18967713657090903948 squared (18967713657090903948²) is 359774161377392793760917899199761986704
• 18967713657090903948 cubed (18967713657090903948³) is 6824093274226400116929940952406692011496037621779717107392
• The square root of 18967713657090903948 is 4355193871.3553159053
• The cube root of 18967713657090903948 is 2666889.3368601409
• Being both a perfect square and a perfect cube, 18967713657090903948 is also a perfect sixth number.

Scales and comparisons

• 18,967,713,657,090,903,948 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 18,967,713,657,090,903,948 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 18967713657090903948 cubic inches would be around 222240.8 feet tall.

Recreational maths with 18967713657090903948

• 18967713657090903948 backwards is 84930909075631776981
• The number of decimal digits it has is: 20
• The sum of 18967713657090903948's digits is 102
• More coming soon!