21327066331768

Names of 21327066331768

• Cardinal: 21327066331768 can be written as Twenty-one trillion, three hundred twenty-seven billion, sixty-six million, three hundred thirty-one thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 2.1327066331768 × 10¹³

Factors of 21327066331768

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 3456722

Divisors of 21327066331768

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 4 8 1161487 2295233 2322974 4590466 4645948 9180932 9291896 18361864 2665883291471 5331766582942 10663533165884 21327066331768
• Sum of all divisors σ(n): 39988301222880
• Sum of proper divisors (its aliquot sum) s(n): 18661234891112
• 21327066331768 is a deficient number, because the sum of its proper divisors (18661234891112) is less than itself. Its deficiency is 2665831440656

Bases of 21327066331768

• Binary: 100110110010110011000001101100111101001111000₂
• Hexadecimal: 0x136598367A78
• Base-36: 7K5ION8FS

Squares and roots of 21327066331768

• 21327066331768 squared (21327066331768²) is 454843758319632175446005824
• 21327066331768 cubed (21327066331768³) is 9700483004273448511648273228202844216832
• The square root of 21327066331768 is 4618123.6808652061
• The cube root of 21327066331768 is 27731.7348979247

Scales and comparisons

• 21,327,066,331,768 seconds is equal to 678,134 years, 38 weeks, 3 days, 12 hours, 9 minutes, 28 seconds.
• To count from 1 to 21,327,066,331,768 would take you about one million, six hundred ninety-five thousand, three hundred thirty-six 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 21327066331768 cubic inches would be around 2311 feet tall.

Recreational maths with 21327066331768

• 21327066331768 backwards is 86713366072312
• The number of decimal digits it has is: 14
• The sum of 21327066331768's digits is 55
• More coming soon!