21016144321072127

Names of 21016144321072127

• Cardinal: 21016144321072127 can be written as Twenty-one quadrillion, sixteen trillion, one hundred forty-four billion, three hundred twenty-one million, seventy-two thousand, one hundred twenty-seven.

Scientific notation

• Scientific notation: 2.1016144321072127 × 10¹⁶

Factors of 21016144321072127

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 14171371762152

Divisors of 21016144321072127

• Number of divisors d(n): 4
• Complete list of divisors:
  1 1483 14171371760669 21016144321072127
• Sum of all divisors σ(n): 21030315692834280
• Sum of proper divisors (its aliquot sum) s(n): 14171371762153
• 21016144321072127 is a deficient number, because the sum of its proper divisors (14171371762153) is less than itself. Its deficiency is 21001972949309974

Bases of 21016144321072127

• Binary: 1001010101010100001001001101000110011100100101111111111₂
• Hexadecimal: 0x4AAA1268CE4BFF
• Base-36: 5QXLNEZZZZZ

Squares and roots of 21016144321072127

• 21016144321072127 squared (21016144321072127²) is 441678322124132213923886736304129
• 21016144321072127 cubed (21016144321072127³) is 9282375361249746817049496643618933390830816912383
• The square root of 21016144321072127 is 144969459.9599244111
• The cube root of 21016144321072127 is 275963.0994612317

Scales and comparisons

• 21,016,144,321,072,127 seconds is equal to 668,248,382 years, 10 weeks, 5 days, 12 hours, 28 minutes, 47 seconds.
• To count from 1 to 21,016,144,321,072,127 would take you about two billion, four million, seven hundred forty-five thousand, one hundred forty-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 21016144321072127 cubic inches would be around 22996.9 feet tall.

Recreational maths with 21016144321072127

• 21016144321072127 backwards is 72127012344161012
• The number of decimal digits it has is: 17
• The sum of 21016144321072127's digits is 44
• More coming soon!