18790849909437841

Names of 18790849909437841

• Cardinal: 18790849909437841 can be written as Eighteen quadrillion, seven hundred ninety trillion, eight hundred forty-nine billion, nine hundred nine million, four hundred thirty-seven thousand, eight hundred forty-one.

Scientific notation

• Scientific notation: 1.8790849909437841 × 10¹⁶

Factors of 18790849909437841

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 971

Divisors of 18790849909437841

• Number of divisors d(n): 45
• Complete list of divisors:
  1 17 97 289 857 1649 9409 14569 28033 83129 159953 247673 734449 912673 1413193 2719201 8063513 12485633 15515441 24024281 71241553 88529281 137079721 212255761 263762497 782160761 1211106401 1504997777 2330355257 6910430641 13296732937 20588808817 25584962209 75869593817 117477320897 226044459929 670311772177 1289783094889 1997114455249 11395300127009 21926312613113 65020241901169 193720102159153 1105344112319873 18790849909437841
• Sum of all divisors σ(n): 20192705628092789
• Sum of proper divisors (its aliquot sum) s(n): 1401855718654948
• 18790849909437841 is a deficient number, because the sum of its proper divisors (1401855718654948) is less than itself. Its deficiency is 17388994190782893

Bases of 18790849909437841

• Binary: 1000010110000100010110110101101111000010011010110010001₂
• Hexadecimal: 0x42C22DADE13591
• Base-36: 550ST9YPMS1

Squares and roots of 18790849909437841

• 18790849909437841 squared (18790849909437841²) is 353096040319020117311204642741281
• 18790849909437841 cubed (18790849909437841³) is 6634974697251519425735739172919032741375914214321
• 18790849909437841 is a perfect square number. Its square root is 137079721
• The cube root of 18790849909437841 is 265857.4334935975

Scales and comparisons

• 18,790,849,909,437,841 seconds is equal to 597,490,903 years, 10 weeks, 4 days, 15 hours, 24 minutes, 1 second.
• To count from 1 to 18,790,849,909,437,841 would take you about one billion, seven hundred ninety-two million, four hundred seventy-two thousand, seven hundred 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 18790849909437841 cubic inches would be around 22154.8 feet tall.

Recreational maths with 18790849909437841

• 18790849909437841 backwards is 14873490994809781
• The number of decimal digits it has is: 17
• The sum of 18790849909437841's digits is 91
• More coming soon!