18321105526538544001

Names of 18321105526538544001

• Cardinal: 18321105526538544001 can be written as Eighteen quintillion, three hundred twenty-one quadrillion, one hundred five trillion, five hundred twenty-six billion, five hundred thirty-eight million, five hundred forty-four thousand and one.

Scientific notation

• Scientific notation: 1.8321105526538544001 × 10¹⁹

Factors of 18321105526538544001

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 1463577888

Divisors of 18321105526538544001

• Number of divisors d(n): 16
• Complete list of divisors:
  1 229 263 60227 207877 47603833 54671651 1463369519 12519808079 335111619851 384866183497 88134356020813 304200865501163 69661998199766327 80004827626805869 18321105526538544001
• Sum of all divisors σ(n): 18471165421650163200
• Sum of proper divisors (its aliquot sum) s(n): 150059895111619199
• 18321105526538544001 is a deficient number, because the sum of its proper divisors (150059895111619199) is less than itself. Its deficiency is 18171045631426924802

Bases of 18321105526538544001

• Binary: 1111111001000001101001000110100000110001110001101010001110000001₂
• Hexadecimal: 0xFE41A46831C6A381
• Base-36: 3V70XVQEEBXC1

Squares and roots of 18321105526538544001

• 18321105526538544001 squared (18321105526538544001²) is 335662907714561179621720528693013088001
• 18321105526538544001 cubed (18321105526538544001³) is 6149715553583244103940476111497964684191615962683423632001
• The square root of 18321105526538544001 is 4280316054.5149635015
• The cube root of 18321105526538544001 is 2636233.6063790347

Scales and comparisons

• 18,321,105,526,538,544,001 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 18,321,105,526,538,544,001 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 18321105526538544001 cubic inches would be around 219686.1 feet tall.

Recreational maths with 18321105526538544001

• 18321105526538544001 backwards is 10044583562550112381
• The number of decimal digits it has is: 20
• The sum of 18321105526538544001's digits is 64
• More coming soon!