18008111

Names of 18008111

• Cardinal: 18008111 can be written as Eighteen million, eight thousand, one hundred eleven.

Scientific notation

• Scientific notation: 1.8008111 × 10⁷

Factors of 18008111

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 9981

Divisors of 18008111

• Number of divisors d(n): 8
• Complete list of divisors:
  1 11 167 1837 9803 107833 1637101 18008111
• Sum of all divisors σ(n): 19764864
• Sum of proper divisors (its aliquot sum) s(n): 1756753
• 18008111 is a deficient number, because the sum of its proper divisors (1756753) is less than itself. Its deficiency is 16251358

Bases of 18008111

• Binary: 1000100101100100000101111₂
• Hexadecimal: 0x112C82F
• Base-36: APZ5B

Squares and roots of 18008111

• 18008111 squared (18008111²) is 324292061788321
• 18008111 cubed (18008111³) is 5839887445102943071631
• The square root of 18008111 is 4243.5964699769
• The cube root of 18008111 is 262.1134980161

Scales and comparisons

• 18,008,111 seconds is equal to 29 weeks, 5 days, 10 hours, 15 minutes, 11 seconds.
• To count from 1 to 18,008,111 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 18008111 cubic inches would be around 21.8 feet tall.

Recreational maths with 18008111

• 18008111 backwards is 11180081
• The number of decimal digits it has is: 8
• The sum of 18008111's digits is 20
• More coming soon!