21827006744221

Names of 21827006744221

• Cardinal: 21827006744221 can be written as Twenty-one trillion, eight hundred twenty-seven billion, six million, seven hundred forty-four thousand, two hundred twenty-one.

Scientific notation

• Scientific notation: 2.1827006744221 × 10¹³

Factors of 21827006744221

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 3248107

Divisors of 21827006744221

• Number of divisors d(n): 48
• Complete list of divisors:
  1 7 23 49 67 89 161 469 623 1127 1541 2047 3283 4361 5963 10787 14329 41741 75509 100303 137149 292187 960043 3247921 6720301 22735447 74702183 159148129 217610707 289064969 522915281 1523274949 2023454783 3660406967 5005046261 6648494287 10662924643 14164183481 19367352923 35035323827 46539460009 135571470461 245247266789 325776220063 445449117229 949000293227 3118143820603 21827006744221
• Sum of all divisors σ(n): 27192122651520
• Sum of proper divisors (its aliquot sum) s(n): 5365115907299
• 21827006744221 is a deficient number, because the sum of its proper divisors (5365115907299) is less than itself. Its deficiency is 16461890836922

Bases of 21827006744221

• Binary: 100111101100111111110111110111100011010011101₂
• Hexadecimal: 0x13D9FEFBC69D
• Base-36: 7QJ6S9BJ1

Squares and roots of 21827006744221

• 21827006744221 squared (21827006744221²) is 476418223412269018516896841
• 21827006744221 cubed (21827006744221³) is 10398783775489382986884679679551529905861
• The square root of 21827006744221 is 4671938.2213617723
• The cube root of 21827006744221 is 27946.7554236549

Scales and comparisons

• 21,827,006,744,221 seconds is equal to 694,031 years, 15 weeks, 3 days, 20 hours, 57 minutes, 1 second.
• To count from 1 to 21,827,006,744,221 would take you about one million, seven hundred thirty-five thousand and seventy-eight 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 21827006744221 cubic inches would be around 2328.9 feet tall.

Recreational maths with 21827006744221

• 21827006744221 backwards is 12244760072812
• The number of decimal digits it has is: 14
• The sum of 21827006744221's digits is 46
• More coming soon!