13815950778

Names of 13815950778

• Cardinal: 13815950778 can be written as Thirteen billion, eight hundred fifteen million, nine hundred fifty thousand, seven hundred seventy-eight.

Scientific notation

• Scientific notation: 1.3815950778 × 10¹⁰

Factors of 13815950778

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 337

Divisors of 13815950778

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 42 63 89 109 126 127 178 218 254 267 327 381 534 623 654 762 763 801 889 981 1143 1246 1526 1602 1778 1869 1962 2286 2289 2667 3738 4578 5334 5607 6867 7921 8001 9701 11214 11303 13734 13843 15842 16002 19402 22606 23763 27686 29103 33909 41529 47526 55447 58206 67818 67907 71289 79121 83058 87309 96901 101727 110894 124587 135814 142578 158242 166341 174618 193802 203454 203721 237363 249174 290703 332682 407442 474726 499023 581406 611163 712089 863389 872109 998046 1005967 1222326 1232027 1424178 1726778 1744218 2011934 2464054 2590167 3017901 3696081 5180334 6035802 6043723 7041769 7392162 7770501 8624189 9053703 11088243 12087446 14083538 15541002 17248378 18107406 18131169 21125307 22176486 25872567 36262338 42250614 51745134 54393507 63375921 77617701 108787014 109650403 126751842 155235402 219300806 328951209 657902418 767552821 986853627 1535105642 1973707254 2302658463 4605316926 6907975389 13815950778
• Sum of all divisors σ(n): 35192002560
• Sum of proper divisors (its aliquot sum) s(n): 21376051782
• 13815950778 is an abundant number, because the sum of its proper divisors (21376051782) is greater than itself. Its abundance is 7560101004

Bases of 13815950778

• Binary: 1100110111011111101010110110111010₂
• Hexadecimal: 0x3377EADBA
• Base-36: 6CHNRUI

Squares and roots of 13815950778

• 13815950778 squared (13815950778²) is 190880495900118805284
• 13815950778 cubed (13815950778³) is 2637195535836272218155910310952
• The square root of 13815950778 is 117541.2726577349
• The cube root of 13815950778 is 2399.5340981039

Scales and comparisons

• 13,815,950,778 seconds is equal to 439 years, 15 weeks, 5 days, 20 hours, 6 minutes, 18 seconds.
• To count from 1 to 13,815,950,778 would take you about eight hundred seventy-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 13815950778 cubic inches would be around 200 feet tall.

Recreational maths with 13815950778

• 13815950778 backwards is 87705951831
• The number of decimal digits it has is: 11
• The sum of 13815950778's digits is 54
• More coming soon!