30997412

Names of 30997412

• Cardinal: 30997412 can be written as Thirty million, nine hundred ninety-seven thousand, four hundred twelve.

Scientific notation

• Scientific notation: 3.0997412 × 10⁷

Factors of 30997412

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 7749355

Divisors of 30997412

• Number of divisors d(n): 6
• Complete list of divisors:
  1 2 4 7749353 15498706 30997412
• Sum of all divisors σ(n): 54245478
• Sum of proper divisors (its aliquot sum) s(n): 23248066
• 30997412 is a deficient number, because the sum of its proper divisors (23248066) is less than itself. Its deficiency is 7749346

Bases of 30997412

• Binary: 1110110001111101110100100₂
• Hexadecimal: 0x1D8FBA4
• Base-36: IGDR8

Squares and roots of 30997412

• 30997412 squared (30997412²) is 960839550697744
• 30997412 cubed (30997412³) is 29783539418872858238528
• The square root of 30997412 is 5567.5319487183
• The cube root of 30997412 is 314.1293231753

Scales and comparisons

• 30,997,412 seconds is equal to 51 weeks, 1 day, 18 hours, 23 minutes, 32 seconds.
• To count from 1 to 30,997,412 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 30997412 cubic inches would be around 26.2 feet tall.

Recreational maths with 30997412

• 30997412 backwards is 21479903
• The number of decimal digits it has is: 8
• The sum of 30997412's digits is 35
• More coming soon!