18085085

Names of 18085085

• Cardinal: 18085085 can be written as Eighteen million, eighty-five thousand and eighty-five.

Scientific notation

• Scientific notation: 1.8085085 × 10⁷

Factors of 18085085

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 32127

Divisors of 18085085

• Number of divisors d(n): 8
• Complete list of divisors:
  1 5 113 565 32009 160045 3617017 18085085
• Sum of all divisors σ(n): 21894840
• Sum of proper divisors (its aliquot sum) s(n): 3809755
• 18085085 is a deficient number, because the sum of its proper divisors (3809755) is less than itself. Its deficiency is 14275330

Bases of 18085085

• Binary: 1000100111111010011011101₂
• Hexadecimal: 0x113F4DD
• Base-36: ARMJH

Squares and roots of 18085085

• 18085085 squared (18085085²) is 327070299457225
• 18085085 cubed (18085085³) is 5915094166659367989125
• The square root of 18085085 is 4252.6562287587
• The cube root of 18085085 is 262.4864271137

Scales and comparisons

• 18,085,085 seconds is equal to 29 weeks, 6 days, 7 hours, 38 minutes, 5 seconds.
• To count from 1 to 18,085,085 would take you about forty-four weeks!

  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 18085085 cubic inches would be around 21.9 feet tall.

Recreational maths with 18085085

• 18085085 backwards is 58058081
• The number of decimal digits it has is: 8
• The sum of 18085085's digits is 35
• More coming soon!