13708388724921

Names of 13708388724921

• Cardinal: 13708388724921 can be written as Thirteen trillion, seven hundred eight billion, three hundred eighty-eight million, seven hundred twenty-four thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 1.3708388724921 × 10¹³

Factors of 13708388724921

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4018

Divisors of 13708388724921

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 9 11 27 33 99 121 297 307 363 921 1089 2763 3267 3377 3697 8289 10131 11091 30393 33273 37147 40667 91179 99819 111441 122001 334323 366003 447337 1002969 1098009 1134979 1342011 3404937 4026033 10214811 12078099 12484769 13667809 30644433 37454307 41003427 112362921 123010281 137332459 150345899 337088763 369030843 411997377 451037697 1235992131 1353113091 1653804889 3707976393 4059339273 4196017363 4961414667 12588052089 14884244001 37764156267 44652732003 46156190993 113292468801 138468572979 415405718937 507718100923 1246217156811 1523154302769 4569462908307 13708388724921
• Sum of all divisors σ(n): 22401584509920
• Sum of proper divisors (its aliquot sum) s(n): 8693195784999
• 13708388724921 is a deficient number, because the sum of its proper divisors (8693195784999) is less than itself. Its deficiency is 5015192939922

Bases of 13708388724921

• Binary: 11000111011110111011101000111111000010111001₂
• Hexadecimal: 0xC77BBA3F0B9
• Base-36: 4UXJOPFW9

Squares and roots of 13708388724921

• 13708388724921 squared (13708388724921²) is 187919921433541200206456241
• 13708388724921 cubed (13708388724921³) is 2576079332167596351939902651513972681961
• The square root of 13708388724921 is 3702484.1289222295
• The cube root of 13708388724921 is 23932.9079457033

Scales and comparisons

• 13,708,388,724,921 seconds is equal to 435,884 years, 18 weeks, 4 days, 12 hours, 55 minutes, 21 seconds.
• To count from 1 to 13,708,388,724,921 would take you about one million, eighty-nine thousand, seven hundred ten 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 13708388724921 cubic inches would be around 1994.4 feet tall.

Recreational maths with 13708388724921

• 13708388724921 backwards is 12942788380731
• The number of decimal digits it has is: 14
• The sum of 13708388724921's digits is 63
• More coming soon!