30940357

Names of 30940357

• Cardinal: 30940357 can be written as Thirty million, nine hundred forty thousand, three hundred fifty-seven.

Scientific notation

• Scientific notation: 3.0940357 × 10⁷

Factors of 30940357

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 260027

Divisors of 30940357

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 17 119 260003 1820021 4420051 30940357
• Sum of all divisors σ(n): 37440576
• Sum of proper divisors (its aliquot sum) s(n): 6500219
• 30940357 is a deficient number, because the sum of its proper divisors (6500219) is less than itself. Its deficiency is 24440138

Bases of 30940357

• Binary: 1110110000001110011000101₂
• Hexadecimal: 0x1D81CC5
• Base-36: IF5QD

Squares and roots of 30940357

• 30940357 squared (30940357²) is 957305691287449
• 30940357 cubed (30940357³) is 29619379846565461679293
• The square root of 30940357 is 5562.4056845937
• The cube root of 30940357 is 313.9364720629

Scales and comparisons

• 30,940,357 seconds is equal to 51 weeks, 1 day, 2 hours, 32 minutes, 37 seconds.
• To count from 1 to 30,940,357 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 30940357 cubic inches would be around 26.2 feet tall.

Recreational maths with 30940357

• 30940357 backwards is 75304903
• The number of decimal digits it has is: 8
• The sum of 30940357's digits is 31
• More coming soon!