27997

Names of 27997

• Cardinal: 27997 can be written as Twenty-seven thousand, nine hundred ninety-seven.

Scientific notation

• Scientific notation: 2.7997 × 10⁴

Factors of 27997

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 27997

Divisors of 27997

• Number of divisors d(n): 2
• Complete list of divisors:
  1 27997
• Sum of all divisors σ(n): 27998
• Sum of proper divisors (its aliquot sum) s(n): 1
• 27997 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 27996

Bases of 27997

• Binary: 110110101011101₂
• Hexadecimal: 0x6D5D
• Base-36: LLP

Squares and roots of 27997

• 27997 squared (27997²) is 783832009
• 27997 cubed (27997³) is 21944944755973
• The square root of 27997 is 167.3230408521
• The cube root of 27997 is 30.3648051837

Scales and comparisons

• 27,997 seconds is equal to 7 hours, 46 minutes, 37 seconds.
• To count from 1 to 27,997 would take you about seven 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 27997 cubic inches would be around 2.5 feet tall.

Recreational maths with 27997

• 27997 backwards is 79972
• The number of decimal digits it has is: 5
• The sum of 27997's digits is 34
• More coming soon!