138175797585

Names of 138175797585

• Cardinal: 138175797585 can be written as One hundred thirty-eight billion, one hundred seventy-five million, seven hundred ninety-seven thousand, five hundred eighty-five.

Scientific notation

• Scientific notation: 1.38175797585 × 10¹¹

Factors of 138175797585

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 17674

Divisors of 138175797585

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 5 7 15 21 35 73 105 219 365 511 1093 1095 1533 2555 3279 5465 7651 7665 16395 16493 22953 38255 49479 79789 82465 114765 115451 239367 247395 346353 398945 558523 577255 1196835 1203989 1675569 1731765 2792615 3611967 6019945 8377845 8427923 18026849 18059835 25283769 42139615 54080547 90134245 126187943 126418845 270402735 378563829 630939715 1315959977 1892819145 3947879931 6579799885 9211719839 19739399655 27635159517 46058599195 138175797585
• Sum of all divisors σ(n): 256375346688
• Sum of proper divisors (its aliquot sum) s(n): 118199549103
• 138175797585 is a deficient number, because the sum of its proper divisors (118199549103) is less than itself. Its deficiency is 19976248482

Bases of 138175797585

• Binary: 10000000101011111010110101100101010001₂
• Hexadecimal: 0x202BEB5951
• Base-36: 1RH6AVRL

Squares and roots of 138175797585

• 138175797585 squared (138175797585²) is 19092551038250891832225
• 138175797585 cubed (138175797585³) is 2638128467642636822255251380176625
• The square root of 138175797585 is 371720.0527076793
• The cube root of 138175797585 is 5169.8426696833

Scales and comparisons

• 138,175,797,585 seconds is equal to 4,393 years, 29 weeks, 1 day, 21 hours, 59 minutes, 45 seconds.
• To count from 1 to 138,175,797,585 would take you about eight thousand, seven hundred eighty-seven 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 138175797585 cubic inches would be around 430.8 feet tall.

Recreational maths with 138175797585

• 138175797585 backwards is 585797571831
• The number of decimal digits it has is: 12
• The sum of 138175797585's digits is 66
• More coming soon!