138847107825

Names of 138847107825

• Cardinal: 138847107825 can be written as One hundred thirty-eight billion, eight hundred forty-seven million, one hundred seven thousand, eight hundred twenty-five.

Scientific notation

• Scientific notation: 1.38847107825 × 10¹¹

Factors of 138847107825

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2765

Divisors of 138847107825

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 5 9 15 23 25 27 41 45 69 75 81 115 123 135 205 207 225 243 345 369 405 575 615 621 675 729 943 1025 1035 1107 1215 1725 1845 1863 2025 2187 2693 2829 3075 3105 3321 3645 4715 5175 5535 5589 6075 8079 8487 9225 9315 9963 10935 13465 14145 15525 16605 16767 18225 23575 24237 25461 27675 27945 29889 40395 42435 46575 49815 50301 54675 61939 67325 70725 72711 76383 83025 83835 89667 110413 121185 127305 139725 149445 185817 201975 212175 218133 229149 249075 251505 309695 331239 363555 381915 419175 448335 552065 557451 605925 636525 654399 687447 747225 929085 993717 1090665 1145745 1257525 1548475 1656195 1672353 1817775 1909575 1963197 2062341 2241675 2539499 2760325 2787255 2981151 3271995 3437235 4645425 4968585 5017059 5453325 5728725 5889591 7618497 8280975 8361765 8943453 9815985 10311705 12697495 13936275 14905755 15051177 16359975 17186175 22855491 24842925 25085295 26830359 29447955 38092485 41808825 44717265 45153531 49079925 51558525 63487475 68566473 74528775 75255885 80491077 114277455 125426475 134151795 135460593 147239775 190462425 205699419 223586325 225767655 241473231 342832365 376279425 402455385 571387275 617098257 670758975 677302965 1028497095 1128838275 1207366155 1714161825 1851294771 2012276925 3085491285 3386514825 5142485475 5553884313 6036830775 9256473855 15427456425 27769421565 46282369275 138847107825
• Sum of all divisors σ(n): 276117327360
• Sum of proper divisors (its aliquot sum) s(n): 137270219535
• 138847107825 is a deficient number, because the sum of its proper divisors (137270219535) is less than itself. Its deficiency is 1576888290

Bases of 138847107825

• Binary: 10000001010011111011101011101011110001₂
• Hexadecimal: 0x2053EEBAF1
• Base-36: 1RS9ZE29

Squares and roots of 138847107825

• 138847107825 squared (138847107825²) is 19278519351367176230625
• 138847107825 cubed (138847107825³) is 2676766655085627379259366442140625
• The square root of 138847107825 is 372621.9368542329
• The cube root of 138847107825 is 5178.2014972563

Scales and comparisons

• 138,847,107,825 seconds is equal to 4,414 years, 47 weeks, 1 day, 17 hours, 3 minutes, 45 seconds.
• To count from 1 to 138,847,107,825 would take you about eight thousand, eight hundred twenty-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 138847107825 cubic inches would be around 431.5 feet tall.

Recreational maths with 138847107825

• 138847107825 backwards is 528701748831
• The number of decimal digits it has is: 12
• The sum of 138847107825's digits is 54
• More coming soon!