165985

Names of 165985

• Cardinal: 165985 can be written as One hundred sixty-five thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 1.65985 × 10⁵

Factors of 165985

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 467

Divisors of 165985

• Number of divisors d(n): 8
• Complete list of divisors:
  1 5 89 373 445 1865 33197 165985
• Sum of all divisors σ(n): 201960
• Sum of proper divisors (its aliquot sum) s(n): 35975
• 165985 is a deficient number, because the sum of its proper divisors (35975) is less than itself. Its deficiency is 130010

Bases of 165985

• Binary: 101000100001100001₂
• Hexadecimal: 0x28861
• Base-36: 3K2P

Squares and roots of 165985

• 165985 squared (165985²) is 27551020225
• 165985 cubed (165985³) is 4573056092046625
• The square root of 165985 is 407.4125673073
• The cube root of 165985 is 54.9569911701

Scales and comparisons

• 165,985 seconds is equal to 1 day, 22 hours, 6 minutes, 25 seconds.
• To count from 1 to 165,985 would take you about twenty-two hours.

  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 165985 cubic inches would be around 4.6 feet tall.

Recreational maths with 165985

• 165985 backwards is 589561
• The number of decimal digits it has is: 6
• The sum of 165985's digits is 34
• More coming soon!