30421983

Names of 30421983

• Cardinal: 30421983 can be written as Thirty million, four hundred twenty-one thousand, nine hundred eighty-three.

Scientific notation

• Scientific notation: 3.0421983 × 10⁷

Factors of 30421983

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 533741

Divisors of 30421983

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 19 57 533719 1601157 10140661 30421983
• Sum of all divisors σ(n): 42697600
• Sum of proper divisors (its aliquot sum) s(n): 12275617
• 30421983 is a deficient number, because the sum of its proper divisors (12275617) is less than itself. Its deficiency is 18146366

Bases of 30421983

• Binary: 1110100000011001111011111₂
• Hexadecimal: 0x1D033DF
• Base-36: I41R3

Squares and roots of 30421983

• 30421983 squared (30421983²) is 925497049652289
• 30421983 cubed (30421983³) is 28155455511072091869087
• The square root of 30421983 is 5515.6126586265
• The cube root of 30421983 is 312.1733606739

Scales and comparisons

• 30,421,983 seconds is equal to 50 weeks, 2 days, 2 hours, 33 minutes, 3 seconds.
• To count from 1 to 30,421,983 would take you about twenty-three 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 30421983 cubic inches would be around 26 feet tall.

Recreational maths with 30421983

• 30421983 backwards is 38912403
• The number of decimal digits it has is: 8
• The sum of 30421983's digits is 30
• More coming soon!