27997894

Names of 27997894

• Cardinal: 27997894 can be written as Twenty-seven million, nine hundred ninety-seven thousand, eight hundred ninety-four.

Scientific notation

• Scientific notation: 2.7997894 × 10⁷

Factors of 27997894

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 58814

Divisors of 27997894

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 239 478 58573 117146 13998947 27997894
• Sum of all divisors σ(n): 42173280
• Sum of proper divisors (its aliquot sum) s(n): 14175386
• 27997894 is a deficient number, because the sum of its proper divisors (14175386) is less than itself. Its deficiency is 13822508

Bases of 27997894

• Binary: 1101010110011011011000110₂
• Hexadecimal: 0x1AB36C6
• Base-36: GO3BA

Squares and roots of 27997894

• 27997894 squared (27997894²) is 783882068435236
• 27997894 cubed (27997894³) is 21947047060550483392984
• The square root of 27997894 is 5291.3036200921
• The cube root of 27997894 is 303.6512838345

Scales and comparisons

• 27,997,894 seconds is equal to 46 weeks, 2 days, 1 hour, 11 minutes, 34 seconds.
• To count from 1 to 27,997,894 would take you about seventeen 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 27997894 cubic inches would be around 25.3 feet tall.

Recreational maths with 27997894

• 27997894 backwards is 49879972
• The number of decimal digits it has is: 8
• The sum of 27997894's digits is 55
• More coming soon!