21108180564496

Names of 21108180564496

• Cardinal: 21108180564496 can be written as Twenty-one trillion, one hundred eight billion, one hundred eighty million, five hundred sixty-four thousand, four hundred ninety-six.

Scientific notation

• Scientific notation: 2.1108180564496 × 10¹³

Factors of 21108180564496

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 878

Divisors of 21108180564496

• Number of divisors d(n): 75
• Complete list of divisors:
  1 2 4 8 16 37 74 148 296 592 839 1369 1678 2738 3356 5476 6712 10952 13424 21904 31043 50653 62086 101306 124172 202612 248344 405224 496688 703921 810448 1148591 1407842 1874161 2297182 2815684 3748322 4594364 5631368 7496644 9188728 11262736 14993288 18377456 26045077 29986576 42497867 52090154 84995734 104180308 169991468 208360616 339982936 416721232 679965872 963667849 1572421079 1927335698 3144842158 3854671396 6289684316 7709342792 12579368632 15418685584 25158737264 35655710413 71311420826 142622841652 285245683304 570491366608 1319261285281 2638522570562 5277045141124 10554090282248 21108180564496
• Sum of all divisors σ(n): 42083288583611
• Sum of proper divisors (its aliquot sum) s(n): 20975108019115
• 21108180564496 is a deficient number, because the sum of its proper divisors (20975108019115) is less than itself. Its deficiency is 133072545381

Bases of 21108180564496

• Binary: 100110011001010100001100110101011101000010000₂
• Hexadecimal: 0x1332A19ABA10
• Base-36: 7HCYPPLHS

Squares and roots of 21108180564496

• 21108180564496 squared (21108180564496²) is 445555286743366673215734016
• 21108180564496 cubed (21108180564496³) is 9404861444044774689722406005439869095936
• 21108180564496 is a perfect square number. Its square root is 4594364
• The cube root of 21108180564496 is 27636.5355625427

Scales and comparisons

• 21,108,180,564,496 seconds is equal to 671,174 years, 44 weeks, 1 day, 10 hours, 8 minutes, 16 seconds.
• To count from 1 to 21,108,180,564,496 would take you about one million, six hundred seventy-seven thousand, nine hundred thirty-seven 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 21108180564496 cubic inches would be around 2303 feet tall.

Recreational maths with 21108180564496

• 21108180564496 backwards is 69446508180112
• The number of decimal digits it has is: 14
• The sum of 21108180564496's digits is 55
• More coming soon!