30308009

Names of 30308009

• Cardinal: 30308009 can be written as Thirty million, three hundred eight thousand and nine.

Scientific notation

• Scientific notation: 3.0308009 × 10⁷

Factors of 30308009

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 40794

Divisors of 30308009

• Number of divisors d(n): 4
• Complete list of divisors:
  1 757 40037 30308009
• Sum of all divisors σ(n): 30348804
• Sum of proper divisors (its aliquot sum) s(n): 40795
• 30308009 is a deficient number, because the sum of its proper divisors (40795) is less than itself. Its deficiency is 30267214

Bases of 30308009

• Binary: 1110011100111011010101001₂
• Hexadecimal: 0x1CE76A9
• Base-36: I1LT5

Squares and roots of 30308009

• 30308009 squared (30308009²) is 918575409544081
• 30308009 cubed (30308009³) is 27840191779640692844729
• The square root of 30308009 is 5505.2710196683
• The cube root of 30308009 is 311.7830270171

Scales and comparisons

• 30,308,009 seconds is equal to 50 weeks, 18 hours, 53 minutes, 29 seconds.
• To count from 1 to 30,308,009 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 30308009 cubic inches would be around 26 feet tall.

Recreational maths with 30308009

• 30308009 backwards is 90080303
• The number of decimal digits it has is: 8
• The sum of 30308009's digits is 23
• More coming soon!