13515638778460

Names of 13515638778460

• Cardinal: 13515638778460 can be written as Thirteen trillion, five hundred fifteen billion, six hundred thirty-eight million, seven hundred seventy-eight thousand, four hundred sixty.

Scientific notation

• Scientific notation: 1.351563877846 × 10¹³

Factors of 13515638778460

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 660441

Divisors of 13515638778460

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 7 10 13 14 20 26 28 35 52 65 70 91 130 140 182 260 364 455 910 1820 11443 22886 45772 57215 80101 114430 148759 160202 228860 297518 320404 400505 595036 648971 743795 801010 1041313 1297942 1487590 1602020 2082626 2595884 2975180 3244855 4165252 4542797 5206565 6489710 8436623 9085594 10413130 12979420 16873246 18171188 20826260 22713985 33746492 42183115 45427970 59056361 84366230 90855940 118112722 168732460 236225444 295281805 590563610 1181127220 7426175153 14852350306 29704700612 37130875765 51983226071 74261751530 96540276989 103966452142 148523503060 193080553978 207932904284 259916130355 386161107956 482701384945 519832260710 675781938923 965402769890 1039664521420 1351563877846 1930805539780 2703127755692 3378909694615 6757819389230 13515638778460
• Sum of all divisors σ(n): 34935834511872
• Sum of proper divisors (its aliquot sum) s(n): 21420195733412
• 13515638778460 is an abundant number, because the sum of its proper divisors (21420195733412) is greater than itself. Its abundance is 7904556954952

Bases of 13515638778460

• Binary: 11000100101011011010110110010010101001011100₂
• Hexadecimal: 0xC4ADAD92A5C
• Base-36: 4SGZYD5CS

Squares and roots of 13515638778460

• 13515638778460 squared (13515638778460²) is 182672491589811720959971600
• 13515638778460 cubed (13515638778460³) is 2468935411089167511656820934380291736000
• The square root of 13515638778460 is 3676362.1663894867
• The cube root of 13515638778460 is 23820.2066808363

Scales and comparisons

• 13,515,638,778,460 seconds is equal to 429,755 years, 26 weeks, 2 days, 9 hours, 7 minutes, 40 seconds.
• To count from 1 to 13,515,638,778,460 would take you about one million, seventy-four thousand, three hundred eighty-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 13515638778460 cubic inches would be around 1985 feet tall.

Recreational maths with 13515638778460

• 13515638778460 backwards is 06487783651531
• The number of decimal digits it has is: 14
• The sum of 13515638778460's digits is 64
• More coming soon!