137713646721

Names of 137713646721

• Cardinal: 137713646721 can be written as One hundred thirty-seven billion, seven hundred thirteen million, six hundred forty-six thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 1.37713646721 × 10¹¹

Factors of 137713646721

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 18170

Divisors of 137713646721

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 21 43 67 127 129 201 301 381 469 889 903 1407 2667 2881 5461 8509 8643 16383 17923 20167 25527 38227 53769 59563 60501 114681 125461 178689 365887 376383 770689 1097661 1200841 2276221 2312067 2561209 3602523 5394823 6828663 7683627 8405887 15933547 16184469 25217661 47800641 51636163 97877503 152506807 154908489 293632509 361453141 457520421 685142521 1067547649 1084359423 2055427563 3202642947 6557792701 19673378103 45904548907 137713646721
• Sum of all divisors σ(n): 219662778368
• Sum of proper divisors (its aliquot sum) s(n): 81949131647
• 137713646721 is a deficient number, because the sum of its proper divisors (81949131647) is less than itself. Its deficiency is 55764515074

Bases of 137713646721

• Binary: 10000000010000010111110111110010000001₂
• Hexadecimal: 0x20105F7C81
• Base-36: 1R9J5DVL

Squares and roots of 137713646721

• 137713646721 squared (137713646721²) is 18965048493196394051841
• 137713646721 cubed (137713646721³) is 2611745988238681582526337233663361
• The square root of 137713646721 is 371097.8937167389
• The cube root of 137713646721 is 5164.0724455731

Scales and comparisons

• 137,713,646,721 seconds is equal to 4,378 years, 45 weeks, 22 hours, 45 minutes, 21 seconds.
• To count from 1 to 137,713,646,721 would take you about eight thousand, seven hundred fifty-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 137713646721 cubic inches would be around 430.3 feet tall.

Recreational maths with 137713646721

• 137713646721 backwards is 127646317731
• The number of decimal digits it has is: 12
• The sum of 137713646721's digits is 48
• More coming soon!