138990574602

Names of 138990574602

• Cardinal: 138990574602 can be written as One hundred thirty-eight billion, nine hundred ninety million, five hundred seventy-four thousand, six hundred two.

Scientific notation

• Scientific notation: 1.38990574602 × 10¹¹

Factors of 138990574602

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 7393

Divisors of 138990574602

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 9 11 18 22 33 66 73 99 146 198 219 438 657 803 1314 1606 1723 2409 3446 4818 5169 5581 7227 10338 11162 14454 15507 16743 18953 31014 33486 37906 50229 56859 61391 100458 113718 122782 125779 170577 184173 251558 341154 368346 377337 407413 552519 754674 814826 1105038 1132011 1222239 1383569 2264022 2444478 2767138 3666717 4150707 4481543 7333434 8301414 8963086 9616063 12452121 13444629 19232126 24904242 26889258 28848189 40333887 57696378 80667774 86544567 105776693 173089134 211553386 317330079 634660158 701972599 951990237 1403945198 1903980474 2105917797 4211835594 6317753391 7721698589 12635506782 15443397178 23165095767 46330191534 69495287301 138990574602
• Sum of all divisors σ(n): 333276480576
• Sum of proper divisors (its aliquot sum) s(n): 194285905974
• 138990574602 is an abundant number, because the sum of its proper divisors (194285905974) is greater than itself. Its abundance is 55295331372

Bases of 138990574602

• Binary: 10000001011100011110111101110000001010₂
• Hexadecimal: 0x205C7BDC0A
• Base-36: 1RUNEDQI

Squares and roots of 138990574602

• 138990574602 squared (138990574602²) is 19318379828194127458404
• 138990574602 cubed (138990574602³) is 2685072712700387815445597813855208
• The square root of 138990574602 is 372814.3969886357
• The cube root of 138990574602 is 5179.9843795587

Scales and comparisons

• 138,990,574,602 seconds is equal to 4,419 years, 24 weeks, 3 days, 4 hours, 56 minutes, 42 seconds.
• To count from 1 to 138,990,574,602 would take you about eight thousand, eight hundred thirty-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 138990574602 cubic inches would be around 431.7 feet tall.

Recreational maths with 138990574602

• 138990574602 backwards is 206475099831
• The number of decimal digits it has is: 12
• The sum of 138990574602's digits is 54
• More coming soon!