21107021713

Names of 21107021713

• Cardinal: 21107021713 can be written as Twenty-one billion, one hundred seven million, twenty-one thousand, seven hundred thirteen.

Scientific notation

• Scientific notation: 2.1107021713 × 10¹⁰

Factors of 21107021713

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 2069214

Divisors of 21107021713

• Number of divisors d(n): 6
• Complete list of divisors:
  1 101 10201 2069113 208980413 21107021713
• Sum of all divisors σ(n): 21318081542
• Sum of proper divisors (its aliquot sum) s(n): 211059829
• 21107021713 is a deficient number, because the sum of its proper divisors (211059829) is less than itself. Its deficiency is 20895961884

Bases of 21107021713

• Binary: 10011101010000100111001011110010001₂
• Hexadecimal: 0x4EA139791
• Base-36: 9P2KQ6P

Squares and roots of 21107021713

• 21107021713 squared (21107021713²) is 445506365593053454369
• 21107021713 cubed (21107021713³) is 9403312531852295383336137714097
• The square root of 21107021713 is 145282.5581857643
• The cube root of 21107021713 is 2763.6029799285

Scales and comparisons

• 21,107,021,713 seconds is equal to 671 years, 7 weeks, 1 day, 5 hours, 35 minutes, 13 seconds.
• To count from 1 to 21,107,021,713 would take you about one thousand, three hundred forty-two 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 21107021713 cubic inches would be around 230.3 feet tall.

Recreational maths with 21107021713

• 21107021713 backwards is 31712070112
• The number of decimal digits it has is: 11
• The sum of 21107021713's digits is 25
• More coming soon!