18011

Names of 18011

• Cardinal: 18011 can be written as Eighteen thousand and eleven.

Scientific notation

• Scientific notation: 1.8011 × 10⁴

Factors of 18011

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 121

Divisors of 18011

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 31 83 217 581 2573 18011
• Sum of all divisors σ(n): 21504
• Sum of proper divisors (its aliquot sum) s(n): 3493
• 18011 is a deficient number, because the sum of its proper divisors (3493) is less than itself. Its deficiency is 14518

Bases of 18011

• Binary: 100011001011011₂
• Hexadecimal: 0x465B
• Base-36: DWB

Squares and roots of 18011

• 18011 squared (18011²) is 324396121
• 18011 cubed (18011³) is 5842698535331
• The square root of 18011 is 134.2050669685
• The cube root of 18011 is 26.2127514023

Scales and comparisons

• 18,011 seconds is equal to 5 hours, 11 seconds.
• To count from 1 to 18,011 would take you about five 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 18011 cubic inches would be around 2.2 feet tall.

Recreational maths with 18011

• 18011 backwards is 11081
• The number of decimal digits it has is: 5
• The sum of 18011's digits is 11
• More coming soon!