13509468765

Names of 13509468765

• Cardinal: 13509468765 can be written as Thirteen billion, five hundred nine million, four hundred sixty-eight thousand, seven hundred sixty-five.

Scientific notation

• Scientific notation: 1.3509468765 × 10¹⁰

Factors of 13509468765

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 6419

Divisors of 13509468765

• Number of divisors d(n): 120
• Complete list of divisors:
  1 3 5 9 13 15 27 31 39 45 65 81 93 117 135 155 169 195 279 351 403 405 465 507 585 837 845 1053 1209 1395 1521 1755 2015 2511 2535 3627 4185 4563 5239 5265 6045 6367 7605 10881 12555 13689 15717 18135 19101 22815 26195 31835 32643 47151 54405 57303 68445 78585 82771 95505 141453 163215 171909 197377 235755 248313 286515 413855 424359 515727 592131 707265 744939 859545 986885 1076023 1241565 1776393 2121795 2234817 2565901 2578635 2960655 3228069 3724695 5329179 5380115 6704451 7697703 8881965 9684207 11174085 12829505 15987537 16140345 23093109 26645895 29052621 33356713 33522255 38488515 48421035 69279327 79937685 87157863 100070139 115465545 145263105 166783565 207837981 300210417 346396635 435789315 500350695 900631251 1039189905 1501052085 2701893753 4503156255 13509468765
• Sum of all divisors σ(n): 27073271808
• Sum of proper divisors (its aliquot sum) s(n): 13563803043
• 13509468765 is an abundant number, because the sum of its proper divisors (13563803043) is greater than itself. Its abundance is 54334278

Bases of 13509468765

• Binary: 1100100101001110100010001001011101₂
• Hexadecimal: 0x3253A225D
• Base-36: 67F6ST9

Squares and roots of 13509468765

• 13509468765 squared (13509468765²) is 182505746312510625225
• 13509468765 cubed (13509468765³) is 2465555679241876220207758597125
• The square root of 13509468765 is 116230.2403206669
• The cube root of 13509468765 is 2381.6581414619

Scales and comparisons

• 13,509,468,765 seconds is equal to 429 years, 29 weeks, 14 hours, 12 minutes, 45 seconds.
• To count from 1 to 13,509,468,765 would take you about eight hundred fifty-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 13509468765 cubic inches would be around 198.5 feet tall.

Recreational maths with 13509468765

• 13509468765 backwards is 56786490531
• The number of decimal digits it has is: 11
• The sum of 13509468765's digits is 54
• More coming soon!