30938082

Names of 30938082

• Cardinal: 30938082 can be written as Thirty million, nine hundred thirty-eight thousand and eighty-two.

Scientific notation

• Scientific notation: 3.0938082 × 10⁷

Factors of 30938082

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 32062

Divisors of 30938082

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 6 7 14 21 23 42 46 69 138 161 322 483 966 32027 64054 96081 192162 224189 448378 672567 736621 1345134 1473242 2209863 4419726 5156347 10312694 15469041 30938082
• Sum of all divisors σ(n): 73792512
• Sum of proper divisors (its aliquot sum) s(n): 42854430
• 30938082 is an abundant number, because the sum of its proper divisors (42854430) is greater than itself. Its abundance is 11916348

Bases of 30938082

• Binary: 1110110000001001111100010₂
• Hexadecimal: 0x1D813E2
• Base-36: IF3Z6

Squares and roots of 30938082

• 30938082 squared (30938082²) is 957164917838724
• 30938082 cubed (30938082³) is 29612846715617705887368
• The square root of 30938082 is 5562.2011829851
• The cube root of 30938082 is 313.9287774419

Scales and comparisons

• 30,938,082 seconds is equal to 51 weeks, 1 day, 1 hour, 54 minutes, 42 seconds.
• To count from 1 to 30,938,082 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 30938082 cubic inches would be around 26.2 feet tall.

Recreational maths with 30938082

• 30938082 backwards is 28083903
• The number of decimal digits it has is: 8
• The sum of 30938082's digits is 33
• More coming soon!