21189604427511

Names of 21189604427511

• Cardinal: 21189604427511 can be written as Twenty-one trillion, one hundred eighty-nine billion, six hundred four million, four hundred twenty-seven thousand, five hundred eleven.

Scientific notation

• Scientific notation: 2.1189604427511 × 10¹³

Factors of 21189604427511

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5212

Divisors of 21189604427511

• Number of divisors d(n): 60
• Complete list of divisors:
  1 3 13 39 169 223 507 669 2197 2899 4973 6591 8697 14919 28561 37687 49729 64649 85683 113061 149187 193947 489931 646477 840437 1108979 1469793 1939431 2521311 3326937 6369103 8404201 10925681 14416727 19107309 25212603 32777043 43250181 109254613 142033853 187417451 247302317 327763839 426101559 562252353 741906951 1420309969 2436426863 3214930121 4260929907 7309280589 9644790363 31673549219 41794091573 95020647657 125382274719 543323190449 1629969571347 7063201475837 21189604427511
• Sum of all divisors σ(n): 30751173499608
• Sum of proper divisors (its aliquot sum) s(n): 9561569072097
• 21189604427511 is a deficient number, because the sum of its proper divisors (9561569072097) is less than itself. Its deficiency is 11628035355414

Bases of 21189604427511

• Binary: 100110100010110010110110110000100011011110111₂
• Hexadecimal: 0x134596D846F7
• Base-36: 7IEDBDKAF

Squares and roots of 21189604427511

• 21189604427511 squared (21189604427511²) is 448999335794393774053655121
• 21189604427511 cubed (21189604427511³) is 9514118313698384537059503506014238433831
• The square root of 21189604427511 is 4603216.7478309121
• The cube root of 21189604427511 is 27672.0255347945

Scales and comparisons

• 21,189,604,427,511 seconds is equal to 673,763 years, 45 weeks, 4 days, 5 hours, 51 minutes, 51 seconds.
• To count from 1 to 21,189,604,427,511 would take you about one million, six hundred eighty-four thousand, four hundred 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 21189604427511 cubic inches would be around 2306 feet tall.

Recreational maths with 21189604427511

• 21189604427511 backwards is 11572440698112
• The number of decimal digits it has is: 14
• The sum of 21189604427511's digits is 51
• More coming soon!