18349398456440

Names of 18349398456440

• Cardinal: 18349398456440 can be written as Eighteen trillion, three hundred forty-nine billion, three hundred ninety-eight million, four hundred fifty-six thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.834939845644 × 10¹³

Factors of 18349398456440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 557489

Divisors of 18349398456440

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 8 10 20 31 40 62 101 124 155 202 248 263 310 404 505 526 620 808 1010 1052 1240 1315 2020 2104 2630 3131 4040 5260 6262 8153 10520 12524 15655 16306 25048 26563 31310 32612 40765 53126 62620 65224 81530 106252 125240 132815 163060 212504 265630 326120 531260 557087 823453 1062520 1114174 1646906 2228348 2785435 3293812 4117265 4456696 5570870 6587624 8234530 11141740 16469060 17269697 22283480 32938120 34539394 56265787 69078788 86348485 112531574 138157576 146513881 172696970 225063148 281328935 293027762 345393940 450126296 562657870 586055524 690787880 732569405 1125315740 1172111048 1465138810 1744239397 2250631480 2930277620 3488478794 4541930311 5860555240 6976957588 8721196985 9083860622 13953915176 14797901981 17442393970 18167721244 22709651555 29595803962 34884787940 36335442488 45419303110 59191607924 69769575880 73989509905 90838606220 118383215848 147979019810 181677212440 295958039620 458734961411 591916079240 917469922822 1834939845644 2293674807055 3669879691288 4587349614110 9174699228220 18349398456440
• Sum of all divisors σ(n): 43203645112320
• Sum of proper divisors (its aliquot sum) s(n): 24854246655880
• 18349398456440 is an abundant number, because the sum of its proper divisors (24854246655880) is greater than itself. Its abundance is 6504848199440

Bases of 18349398456440

• Binary: 100001011000001001101011000000111100001111000₂
• Hexadecimal: 0x10B04D607878
• Base-36: 6I5LI2NAW

Squares and roots of 18349398456440

• 18349398456440 squared (18349398456440²) is 336700423713202654577473600
• 18349398456440 cubed (18349398456440³) is 6178250235165734763152804576234849984000
• The square root of 18349398456440 is 4283619.7842992555
• The cube root of 18349398456440 is 26375.8993667111

Scales and comparisons

• 18,349,398,456,440 seconds is equal to 583,454 years, 5 weeks, 5 days, 22 hours, 47 minutes, 20 seconds.
• To count from 1 to 18,349,398,456,440 would take you about one million, four hundred fifty-eight thousand, six hundred thirty-five 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 18349398456440 cubic inches would be around 2198 feet tall.

Recreational maths with 18349398456440

• 18349398456440 backwards is 04465489394381
• The number of decimal digits it has is: 14
• The sum of 18349398456440's digits is 68
• More coming soon!