30697009

Names of 30697009

• Cardinal: 30697009 can be written as Thirty million, six hundred ninety-seven thousand and nine.

Scientific notation

• Scientific notation: 3.0697009 × 10⁷

Factors of 30697009

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 4385294

Divisors of 30697009

• Number of divisors d(n): 4
• Complete list of divisors:
  1 7 4385287 30697009
• Sum of all divisors σ(n): 35082304
• Sum of proper divisors (its aliquot sum) s(n): 4385295
• 30697009 is a deficient number, because the sum of its proper divisors (4385295) is less than itself. Its deficiency is 26311714

Bases of 30697009

• Binary: 1110101000110011000110001₂
• Hexadecimal: 0x1D46631
• Base-36: I9XYP

Squares and roots of 30697009

• 30697009 squared (30697009²) is 942306361546081
• 30697009 cubed (30697009³) is 28925986861137302371729
• The square root of 30697009 is 5540.4881553885
• The cube root of 30697009 is 313.1112609593

Scales and comparisons

• 30,697,009 seconds is equal to 50 weeks, 5 days, 6 hours, 56 minutes, 49 seconds.
• To count from 1 to 30,697,009 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 30697009 cubic inches would be around 26.1 feet tall.

Recreational maths with 30697009

• 30697009 backwards is 90079603
• The number of decimal digits it has is: 8
• The sum of 30697009's digits is 34
• More coming soon!