21427339177635841

Names of 21427339177635841

• Cardinal: 21427339177635841 can be written as Twenty-one quadrillion, four hundred twenty-seven trillion, three hundred thirty-nine billion, one hundred seventy-seven million, six hundred thirty-five thousand, eight hundred forty-one.

Scientific notation

• Scientific notation: 2.1427339177635841 × 10¹⁶

Factors of 21427339177635841

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 34764628

Divisors of 21427339177635841

• Number of divisors d(n): 16
• Complete list of divisors:
  1 97 613 10369 59461 1005793 6356197 34753549 616551109 3371094253 21303925537 360359549581 2066480777089 34954876309357 220900403893153 21427339177635841
• Sum of all divisors σ(n): 21685646631922000
• Sum of proper divisors (its aliquot sum) s(n): 258307454286159
• 21427339177635841 is a deficient number, because the sum of its proper divisors (258307454286159) is less than itself. Its deficiency is 21169031723349682

Bases of 21427339177635841

• Binary: 1001100001000000000110100101100001010100011000000000001₂
• Hexadecimal: 0x4C200D2C2A3001
• Base-36: 5UZCVQ4V0G1

Squares and roots of 21427339177635841

• 21427339177635841 squared (21427339177635841²) is 459130864233447798868690007777281
• 21427339177635841 cubed (21427339177635841³) is 9837952754851158322328557364195034585072851128321
• The square root of 21427339177635841 is 146380801.9435466851
• The cube root of 21427339177635841 is 277751.2879064845

Scales and comparisons

• 21,427,339,177,635,841 seconds is equal to 681,323,106 years, 38 weeks, 2 days, 6 hours, 24 minutes, 1 second.
• To count from 1 to 21,427,339,177,635,841 would take you about two billion, forty-three million, nine hundred sixty-nine thousand, three hundred twenty 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 21427339177635841 cubic inches would be around 23145.9 feet tall.

Recreational maths with 21427339177635841

• 21427339177635841 backwards is 14853677193372412
• The number of decimal digits it has is: 17
• The sum of 21427339177635841's digits is 73
• More coming soon!