13438409166

Names of 13438409166

• Cardinal: 13438409166 can be written as Thirteen billion, four hundred thirty-eight million, four hundred nine thousand, one hundred sixty-six.

Scientific notation

• Scientific notation: 1.3438409166 × 10¹⁰

Factors of 13438409166

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 70146

Divisors of 13438409166

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 6 7 9 13 14 18 21 26 27 39 42 54 63 78 81 91 117 126 162 169 182 189 234 273 338 351 378 507 546 567 702 819 1014 1053 1134 1183 1521 1638 2106 2366 2457 3042 3549 4563 4914 7098 7371 9126 10647 13689 14742 21294 27378 31941 63882 70121 95823 140242 191646 210363 420726 490847 631089 911573 981694 1262178 1472541 1823146 1893267 2734719 2945082 3786534 4417623 5469438 5679801 6381011 8204157 8835246 11359602 11850449 12762022 13252869 16408314 19143033 23700898 24612471 26505738 35551347 38286066 39758607 49224942 57429099 71102694 73837413 79517214 82953143 106654041 114858198 147674826 165906286 172287297 213308082 248859429 319962123 344574594 497718858 516861891 639924246 746578287 959886369 1033723782 1493156574 1919772738 2239734861 4479469722 6719204583 13438409166
• Sum of all divisors σ(n): 37265074704
• Sum of proper divisors (its aliquot sum) s(n): 23826665538
• 13438409166 is an abundant number, because the sum of its proper divisors (23826665538) is greater than itself. Its abundance is 10388256372

Bases of 13438409166

• Binary: 1100100000111111011101100111001110₂
• Hexadecimal: 0x320FDD9CE
• Base-36: 668VQVI

Squares and roots of 13438409166

• 13438409166 squared (13438409166²) is 180590840912832815556
• 13438409166 cubed (13438409166³) is 2426853611818660315593337786296
• The square root of 13438409166 is 115924.1526430105
• The cube root of 13438409166 is 2377.4749699323

Scales and comparisons

• 13,438,409,166 seconds is equal to 427 years, 15 weeks, 4 days, 3 hours, 26 minutes, 6 seconds.
• To count from 1 to 13,438,409,166 would take you about eight hundred fifty-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 13438409166 cubic inches would be around 198.1 feet tall.

Recreational maths with 13438409166

• 13438409166 backwards is 66190483431
• The number of decimal digits it has is: 11
• The sum of 13438409166's digits is 45
• More coming soon!