138535629518

Names of 138535629518

• Cardinal: 138535629518 can be written as One hundred thirty-eight billion, five hundred thirty-five million, six hundred twenty-nine thousand, five hundred eighteen.

Scientific notation

• Scientific notation: 1.38535629518 × 10¹¹

Factors of 138535629518

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 53987

Divisors of 138535629518

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 11 13 19 22 26 38 43 86 121 143 209 242 247 286 418 473 494 559 817 946 1118 1573 1634 2299 2717 3146 4598 5203 5434 6149 8987 10406 10621 12298 17974 21242 29887 53899 59774 67639 98857 107798 116831 135278 197714 233662 592889 700687 1024081 1185778 1285141 1401374 2048162 2317657 2570282 4635314 6521779 7707557 11264891 13043558 13313053 15415114 22529782 25494227 26626106 30129541 44035483 50988454 60259082 84783127 88070966 123913801 146443583 169566254 247827602 280436497 292887166 331424951 484390313 560872994 572461279 662849902 968780626 1144922558 1610879413 3221758826 3645674461 5328293443 6297074069 7291348922 10656586886 12594148138 69267814759 138535629518
• Sum of all divisors σ(n): 264955152000
• Sum of proper divisors (its aliquot sum) s(n): 126419522482
• 138535629518 is a deficient number, because the sum of its proper divisors (126419522482) is less than itself. Its deficiency is 12116107036

Bases of 138535629518

• Binary: 10000001000001010111011111001011001110₂
• Hexadecimal: 0x20415DF2CE
• Base-36: 1RN4JBV2

Squares and roots of 138535629518

• 138535629518 squared (138535629518²) is 19192120645948552912324
• 138535629518 cubed (138535629518³) is 2658792515471887573949937600379832
• The square root of 138535629518 is 372203.7473185889
• The cube root of 138535629518 is 5174.3264795065

Scales and comparisons

• 138,535,629,518 seconds is equal to 4,405 years, 1 day, 15 hours, 18 minutes, 38 seconds.
• To count from 1 to 138,535,629,518 would take you about eight thousand, eight hundred ten 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 138535629518 cubic inches would be around 431.2 feet tall.

Recreational maths with 138535629518

• 138535629518 backwards is 815926535831
• The number of decimal digits it has is: 12
• The sum of 138535629518's digits is 56
• More coming soon!