745380809

Names of 745380809

• Cardinal: 745380809 can be written as Seven hundred forty-five million, three hundred eighty thousand, eight hundred nine.

Scientific notation

• Scientific notation: 7.45380809 × 10⁸

Factors of 745380809

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 745380809

Divisors of 745380809

• Number of divisors d(n): 2
• Complete list of divisors:
  1 745380809
• Sum of all divisors σ(n): 745380810
• Sum of proper divisors (its aliquot sum) s(n): 1
• 745380809 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 745380808

Bases of 745380809

• Binary: 101100011011011001101111001001₂
• Hexadecimal: 0x2C6D9BC9
• Base-36: CBS3IH

Squares and roots of 745380809

• 745380809 squared (745380809²) is 555592550425494481
• 745380809 cubed (745380809³) is 414128024710528370472815129
• The square root of 745380809 is 27301.6631178395
• The cube root of 745380809 is 906.6912034853

Scales and comparisons

• 745,380,809 seconds is equal to 23 years, 36 weeks, 3 days, 2 hours, 13 minutes, 29 seconds.
• To count from 1 to 745,380,809 would take you about thirty-five years!

  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 745380809 cubic inches would be around 75.6 feet tall.

Recreational maths with 745380809

• 745380809 backwards is 908083547
• The number of decimal digits it has is: 9
• The sum of 745380809's digits is 44
• More coming soon!