16230991

Names of 16230991

• Cardinal: 16230991 can be written as Sixteen million, two hundred thirty thousand, nine hundred ninety-one.

Scientific notation

• Scientific notation: 1.6230991 × 10⁷

Factors of 16230991

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 3633

Divisors of 16230991

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 829 2797 5803 19579 2318713 16230991
• Sum of all divisors σ(n): 18578720
• Sum of proper divisors (its aliquot sum) s(n): 2347729
• 16230991 is a deficient number, because the sum of its proper divisors (2347729) is less than itself. Its deficiency is 13883262

Bases of 16230991

• Binary: 111101111010101001001111₂
• Hexadecimal: 0xF7AA4F
• Base-36: 9NVWV

Squares and roots of 16230991

• 16230991 squared (16230991²) is 263445068842081
• 16230991 cubed (16230991³) is 4275974541370197132271
• The square root of 16230991 is 4028.7704079533
• The cube root of 16230991 is 253.1910475619

Scales and comparisons

• 16,230,991 seconds is equal to 26 weeks, 5 days, 20 hours, 36 minutes, 31 seconds.
• To count from 1 to 16,230,991 would take you about forty 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 16230991 cubic inches would be around 21.1 feet tall.

Recreational maths with 16230991

• 16230991 backwards is 19903261
• The number of decimal digits it has is: 8
• The sum of 16230991's digits is 31
• More coming soon!