29957621

Names of 29957621

• Cardinal: 29957621 can be written as Twenty-nine million, nine hundred fifty-seven thousand, six hundred twenty-one.

Scientific notation

• Scientific notation: 2.9957621 × 10⁷

Factors of 29957621

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 1762230

Divisors of 29957621

• Number of divisors d(n): 4
• Complete list of divisors:
  1 17 1762213 29957621
• Sum of all divisors σ(n): 31719852
• Sum of proper divisors (its aliquot sum) s(n): 1762231
• 29957621 is a deficient number, because the sum of its proper divisors (1762231) is less than itself. Its deficiency is 28195390

Bases of 29957621

• Binary: 1110010010001110111110101₂
• Hexadecimal: 0x1C91DF5
• Base-36: HU3G5

Squares and roots of 29957621

• 29957621 squared (29957621²) is 897459055979641
• 29957621 cubed (29957621³) is 26885738262055868794061
• The square root of 29957621 is 5473.3555521271
• The cube root of 29957621 is 310.5768689721

Scales and comparisons

• 29,957,621 seconds is equal to 49 weeks, 3 days, 17 hours, 33 minutes, 41 seconds.
• To count from 1 to 29,957,621 would take you about twenty-two 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 29957621 cubic inches would be around 25.9 feet tall.

Recreational maths with 29957621

• 29957621 backwards is 12675992
• The number of decimal digits it has is: 8
• The sum of 29957621's digits is 41
• More coming soon!