18143

Names of 18143

• Cardinal: 18143 can be written as Eighteen thousand, one hundred forty-three.

Scientific notation

• Scientific notation: 1.8143 × 10⁴

Factors of 18143

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 18143

Divisors of 18143

• Number of divisors d(n): 2
• Complete list of divisors:
  1 18143
• Sum of all divisors σ(n): 18144
• Sum of proper divisors (its aliquot sum) s(n): 1
• 18143 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 18142

Bases of 18143

• Binary: 100011011011111₂
• Hexadecimal: 0x46DF
• Base-36: DZZ

Squares and roots of 18143

• 18143 squared (18143²) is 329168449
• 18143 cubed (18143³) is 5972103170207
• The square root of 18143 is 134.6959539111
• The cube root of 18143 is 26.2766320793

Scales and comparisons

• 18,143 seconds is equal to 5 hours, 2 minutes, 23 seconds.
• To count from 1 to 18,143 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 18143 cubic inches would be around 2.2 feet tall.

Recreational maths with 18143

• 18143 backwards is 34181
• The number of decimal digits it has is: 5
• The sum of 18143's digits is 17
• More coming soon!