13688911008

Names of 13688911008

• Cardinal: 13688911008 can be written as Thirteen billion, six hundred eighty-eight million, nine hundred eleven thousand and eight.

Scientific notation

• Scientific notation: 1.3688911008 × 10¹⁰

Factors of 13688911008

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 38237

Divisors of 13688911008

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 96 108 144 216 288 419 432 838 864 1257 1676 2514 3352 3771 5028 6704 7542 10056 11313 13408 15084 20112 22626 30168 37813 40224 45252 60336 75626 90504 113439 120672 151252 181008 226878 302504 340317 362016 453756 605008 680634 907512 1020951 1210016 1361268 1815024 2041902 2722536 3630048 4083804 5445072 8167608 10890144 15843647 16335216 31687294 32670432 47530941 63374588 95061882 126749176 142592823 190123764 253498352 285185646 380247528 427778469 506996704 570371292 760495056 855556938 1140742584 1520990112 1711113876 2281485168 3422227752 4562970336 6844455504 13688911008
• Sum of all divisors σ(n): 40022337600
• Sum of proper divisors (its aliquot sum) s(n): 26333426592
• 13688911008 is an abundant number, because the sum of its proper divisors (26333426592) is greater than itself. Its abundance is 12644515584

Bases of 13688911008

• Binary: 1100101111111011000011010010100000₂
• Hexadecimal: 0x32FEC34A0
• Base-36: 6AE0VC0

Squares and roots of 13688911008

• 13688911008 squared (13688911008²) is 187386284584943576064
• 13688911008 cubed (13688911008³) is 2565114173803054829441374912512
• The square root of 13688911008 is 116999.6196916895
• The cube root of 13688911008 is 2392.1567459913

Scales and comparisons

• 13,688,911,008 seconds is equal to 435 years, 13 weeks, 5 days, 11 hours, 16 minutes, 48 seconds.
• To count from 1 to 13,688,911,008 would take you about eight hundred seventy 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 13688911008 cubic inches would be around 199.3 feet tall.

Recreational maths with 13688911008

• 13688911008 backwards is 80011988631
• The number of decimal digits it has is: 11
• The sum of 13688911008's digits is 45
• More coming soon!