161327979989913

Names of 161327979989913

• Cardinal: 161327979989913 can be written as One hundred sixty-one trillion, three hundred twenty-seven billion, nine hundred seventy-nine million, nine hundred eighty-nine thousand, nine hundred thirteen.

Scientific notation

• Scientific notation: 1.61327979989913 × 10¹⁴

Factors of 161327979989913

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 605949

Divisors of 161327979989913

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 11 33 1723 4733 5169 14199 18953 52063 56859 156189 599479 1798437 6594269 8154959 19782807 24464877 89704549 269113647 1032902317 2837334107 3098706951 8512002321 11361925487 31210675177 34085776461 93632025531 4888726666361 14666179999083 53775993329971 161327979989913
• Sum of all divisors σ(n): 234845071856640
• Sum of proper divisors (its aliquot sum) s(n): 73517091866727
• 161327979989913 is a deficient number, because the sum of its proper divisors (73517091866727) is less than itself. Its deficiency is 87810888123186

Bases of 161327979989913

• Binary: 100100101011101000011000111100001000101110011001₂
• Hexadecimal: 0x92BA18F08B99
• Base-36: 1L6P1TX5LL

Squares and roots of 161327979989913

• 161327979989913 squared (161327979989913²) is 26026717127625769331581747569
• 161327979989913 cubed (161327979989913³) is 4198837699968736066543672404929015532271497
• The square root of 161327979989913 is 12701495.1871782797
• The cube root of 161327979989913 is 54438.1342143831

Scales and comparisons

• 161,327,979,989,913 seconds is equal to 5,129,730 years, 38 weeks, 4 days, 14 hours, 58 minutes, 33 seconds.
• To count from 1 to 161,327,979,989,913 would take you about twelve million, eight hundred twenty-four thousand, three hundred twenty-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 161327979989913 cubic inches would be around 4536.5 feet tall.

Recreational maths with 161327979989913

• 161327979989913 backwards is 319989979723161
• The number of decimal digits it has is: 15
• The sum of 161327979989913's digits is 84
• More coming soon!