29981121

Names of 29981121

• Cardinal: 29981121 can be written as Twenty-nine million, nine hundred eighty-one thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 2.9981121 × 10⁷

Factors of 29981121

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 434535

Divisors of 29981121

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 23 69 434509 1303527 9993707 29981121
• Sum of all divisors σ(n): 41712960
• Sum of proper divisors (its aliquot sum) s(n): 11731839
• 29981121 is a deficient number, because the sum of its proper divisors (11731839) is less than itself. Its deficiency is 18249282

Bases of 29981121

• Binary: 1110010010111100111000001₂
• Hexadecimal: 0x1C979C1
• Base-36: HULKX

Squares and roots of 29981121

• 29981121 squared (29981121²) is 898867616416641
• 29981121 cubed (29981121³) is 26949058770768900234561
• The square root of 29981121 is 5475.5018948037
• The cube root of 29981121 is 310.6580575377

Scales and comparisons

• 29,981,121 seconds is equal to 49 weeks, 4 days, 5 minutes, 21 seconds.
• To count from 1 to 29,981,121 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 29981121 cubic inches would be around 25.9 feet tall.

Recreational maths with 29981121

• 29981121 backwards is 12118992
• The number of decimal digits it has is: 8
• The sum of 29981121's digits is 33
• More coming soon!