13687471676520

Names of 13687471676520

• Cardinal: 13687471676520 can be written as Thirteen trillion, six hundred eighty-seven billion, four hundred seventy-one million, six hundred seventy-six thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.368747167652 × 10¹³

Factors of 13687471676520

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 38020754667

Divisors of 13687471676520

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 180 360 38020754657 76041509314 114062263971 152083018628 190103773285 228124527942 304166037256 342186791913 380207546570 456249055884 570311319855 684373583826 760415093140 912498111768 1140622639710 1368747167652 1520830186280 1710933959565 2281245279420 2737494335304 3421867919130 4562490558840 6843735838260 13687471676520
• Sum of all divisors σ(n): 44484282949860
• Sum of proper divisors (its aliquot sum) s(n): 30796811273340
• 13687471676520 is an abundant number, because the sum of its proper divisors (30796811273340) is greater than itself. Its abundance is 17109339596820

Bases of 13687471676520

• Binary: 11000111001011011100111000110001110001101000₂
• Hexadecimal: 0xC72DCE31C68
• Base-36: 4UNXR8I20

Squares and roots of 13687471676520

• 13687471676520 squared (13687471676520²) is 187346880895537219519310400
• 13687471676520 cubed (13687471676520³) is 2564305125942031585040034789202271808000
• The square root of 13687471676520 is 3699658.3188883809
• The cube root of 13687471676520 is 23920.7290130879

Scales and comparisons

• 13,687,471,676,520 seconds is equal to 435,219 years, 13 weeks, 4 days, 1 hour, 42 minutes.
• To count from 1 to 13,687,471,676,520 would take you about one million, eighty-eight thousand and forty-eight 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 13687471676520 cubic inches would be around 1993.4 feet tall.

Recreational maths with 13687471676520

• 13687471676520 backwards is 02567617478631
• The number of decimal digits it has is: 14
• The sum of 13687471676520's digits is 63
• More coming soon!