138293565956

Names of 138293565956

• Cardinal: 138293565956 can be written as One hundred thirty-eight billion, two hundred ninety-three million, five hundred sixty-five thousand, nine hundred fifty-six.

Scientific notation

• Scientific notation: 1.38293565956 × 10¹¹

Factors of 138293565956

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 153

Divisors of 138293565956

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 13 14 26 28 52 91 131 169 182 262 338 364 524 676 917 1183 1703 1834 2197 2366 3406 3668 4394 4732 6812 8788 11921 15379 17161 22139 23842 30758 34322 44278 47684 61516 68644 88556 120127 154973 223093 240254 287807 309946 446186 480508 575614 619892 892372 1151228 1561651 2014649 2248091 2900209 3123302 4029298 4496182 5800418 6246604 8058596 8992364 11600836 15736637 20301463 29225183 31473274 37702717 40602926 58450366 62946548 75405434 81205852 116900732 150810868 204576281 263919019 379927379 409152562 527838038 759854758 818305124 1055676076 1519709516 2659491653 4939055927 5318983306 9878111854 10637966612 19756223708 34573391489 69146782978 138293565956
• Sum of all divisors σ(n): 301930379520
• Sum of proper divisors (its aliquot sum) s(n): 163636813564
• 138293565956 is an abundant number, because the sum of its proper divisors (163636813564) is greater than itself. Its abundance is 25343247608

Bases of 138293565956

• Binary: 10000000110010111100000101101000000100₂
• Hexadecimal: 0x2032F05A04
• Base-36: 1RJ4F2F8

Squares and roots of 138293565956

• 138293565956 squared (138293565956²) is 19125110384826522193936
• 138293565956 cubed (138293565956³) is 2644879714419787188645186039242816
• The square root of 138293565956 is 371878.4290006615
• The cube root of 138293565956 is 5171.3110191043

Scales and comparisons

• 138,293,565,956 seconds is equal to 4,397 years, 15 weeks, 6 days, 23 hours, 25 minutes, 56 seconds.
• To count from 1 to 138,293,565,956 would take you about eight thousand, seven hundred ninety-four 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 138293565956 cubic inches would be around 430.9 feet tall.

Recreational maths with 138293565956

• 138293565956 backwards is 659565392831
• The number of decimal digits it has is: 12
• The sum of 138293565956's digits is 62
• More coming soon!