30688469

Names of 30688469

• Cardinal: 30688469 can be written as Thirty million, six hundred eighty-eight thousand, four hundred sixty-nine.

Scientific notation

• Scientific notation: 3.0688469 × 10⁷

Factors of 30688469

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 4384074

Divisors of 30688469

• Number of divisors d(n): 4
• Complete list of divisors:
  1 7 4384067 30688469
• Sum of all divisors σ(n): 35072544
• Sum of proper divisors (its aliquot sum) s(n): 4384075
• 30688469 is a deficient number, because the sum of its proper divisors (4384075) is less than itself. Its deficiency is 26304394

Bases of 30688469

• Binary: 1110101000100010011010101₂
• Hexadecimal: 0x1D444D5
• Base-36: I9RDH

Squares and roots of 30688469

• 30688469 squared (30688469²) is 941782129563961
• 30688469 cubed (30688469³) is 28901851687877600665709
• The square root of 30688469 is 5539.7174115653
• The cube root of 30688469 is 313.0822221021

Scales and comparisons

• 30,688,469 seconds is equal to 50 weeks, 5 days, 4 hours, 34 minutes, 29 seconds.
• To count from 1 to 30,688,469 would take you about twenty-four 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 30688469 cubic inches would be around 26.1 feet tall.

Recreational maths with 30688469

• 30688469 backwards is 96488603
• The number of decimal digits it has is: 8
• The sum of 30688469's digits is 44
• More coming soon!