13668461937

Names of 13668461937

• Cardinal: 13668461937 can be written as Thirteen billion, six hundred sixty-eight million, four hundred sixty-one thousand, nine hundred thirty-seven.

Scientific notation

• Scientific notation: 1.3668461937 × 10¹⁰

Factors of 13668461937

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 7480

Divisors of 13668461937

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 9 13 27 31 39 93 117 169 279 351 403 507 837 1209 1521 2197 3627 4563 5239 6591 7433 10881 15717 19773 22299 47151 59319 66897 68107 96629 141453 200691 204321 230423 289887 612963 691269 869661 1256177 1838889 2073807 2608983 2995499 3768531 6221421 8986497 11305593 16330301 26959491 33916779 38941487 48990903 80878473 116824461 146972709 350473383 440918127 506239331 1051420149 1518717993 4556153979 13668461937
• Sum of all divisors σ(n): 22646937600
• Sum of proper divisors (its aliquot sum) s(n): 8978475663
• 13668461937 is a deficient number, because the sum of its proper divisors (8978475663) is less than itself. Its deficiency is 4689986274

Bases of 13668461937

• Binary: 1100101110101101000010110101110001₂
• Hexadecimal: 0x32EB42D71
• Base-36: 6A1UKQ9

Squares and roots of 13668461937

• 13668461937 squared (13668461937²) is 186826851723217791969
• 13668461937 cubed (13668461937³) is 2553635711588345248689460783953
• The square root of 13668461937 is 116912.1975544041
• The cube root of 13668461937 is 2390.9649842401

Scales and comparisons

• 13,668,461,937 seconds is equal to 434 years, 31 weeks, 6 days, 18 hours, 58 minutes, 57 seconds.
• To count from 1 to 13,668,461,937 would take you about eight hundred sixty-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 13668461937 cubic inches would be around 199.2 feet tall.

Recreational maths with 13668461937

• 13668461937 backwards is 73916486631
• The number of decimal digits it has is: 11
• The sum of 13668461937's digits is 54
• More coming soon!