30825470

Names of 30825470

• Cardinal: 30825470 can be written as Thirty million, eight hundred twenty-five thousand, four hundred seventy.

Scientific notation

• Scientific notation: 3.082547 × 10⁷

Factors of 30825470

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 7700

Divisors of 30825470

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 5 10 13 26 31 62 65 130 155 310 403 806 2015 4030 7649 15298 38245 76490 99437 198874 237119 474238 497185 994370 1185595 2371190 3082547 6165094 15412735 30825470
• Sum of all divisors σ(n): 61689600
• Sum of proper divisors (its aliquot sum) s(n): 30864130
• 30825470 is an abundant number, because the sum of its proper divisors (30864130) is greater than itself. Its abundance is 38660

Bases of 30825470

• Binary: 1110101100101101111111110₂
• Hexadecimal: 0x1D65BFE
• Base-36: ICP32

Squares and roots of 30825470

• 30825470 squared (30825470²) is 950209600720900
• 30825470 cubed (30825470³) is 29290657540734081323000
• The square root of 30825470 is 5552.0689837213
• The cube root of 30825470 is 313.5474229741

Scales and comparisons

• 30,825,470 seconds is equal to 50 weeks, 6 days, 18 hours, 37 minutes, 50 seconds.
• To count from 1 to 30,825,470 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 30825470 cubic inches would be around 26.1 feet tall.

Recreational maths with 30825470

• 30825470 backwards is 07452803
• The number of decimal digits it has is: 8
• The sum of 30825470's digits is 29
• More coming soon!