21349050064690

Names of 21349050064690

• Cardinal: 21349050064690 can be written as Twenty-one trillion, three hundred forty-nine billion, fifty million, sixty-four thousand, six hundred ninety.

Scientific notation

• Scientific notation: 2.134905006469 × 10¹³

Factors of 21349050064690

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 344155

Divisors of 21349050064690

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 5 10 23 46 61 115 122 230 305 610 1403 2806 4481 7015 8962 14030 22405 44810 103063 206126 273341 339583 515315 546682 679166 1030630 1366705 1697915 2733410 3395830 6286843 7810409 12573686 15620818 20714563 31434215 39052045 41429126 62868430 78104090 103572815 207145630 476434949 952869898 1521671423 2382174745 3043342846 4764349490 7608357115 15216714230 34998442729 69996885458 92821956803 174992213645 185643913606 349984427290 464109784015 928219568030 2134905006469 4269810012938 10674525032345 21349050064690
• Sum of all divisors σ(n): 40765662830592
• Sum of proper divisors (its aliquot sum) s(n): 19416612765902
• 21349050064690 is a deficient number, because the sum of its proper divisors (19416612765902) is less than itself. Its deficiency is 1932437298788

Bases of 21349050064690

• Binary: 100110110101010110110100010111001111100110010₂
• Hexadecimal: 0x136AB68B9F32
• Base-36: 7KFM96XBM

Squares and roots of 21349050064690

• 21349050064690 squared (21349050064690²) is 455781938664640093184796100
• 21349050064690 cubed (21349050064690³) is 9730511427132868193622438806829459709000
• The square root of 21349050064690 is 4620503.2263477535
• The cube root of 21349050064690 is 27741.2601601917

Scales and comparisons

• 21,349,050,064,690 seconds is equal to 678,833 years, 39 weeks, 1 day, 20 hours, 38 minutes, 10 seconds.
• To count from 1 to 21,349,050,064,690 would take you about one million, six hundred ninety-seven thousand and eighty-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 21349050064690 cubic inches would be around 2311.8 feet tall.

Recreational maths with 21349050064690

• 21349050064690 backwards is 09646005094312
• The number of decimal digits it has is: 14
• The sum of 21349050064690's digits is 49
• More coming soon!