12944721

Names of 12944721

• Cardinal: 12944721 can be written as Twelve million, nine hundred forty-four thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 1.2944721 × 10⁷

Factors of 12944721

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 7655

Divisors of 12944721

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 613 1839 7039 21117 4314907 12944721
• Sum of all divisors σ(n): 17290240
• Sum of proper divisors (its aliquot sum) s(n): 4345519
• 12944721 is a deficient number, because the sum of its proper divisors (4345519) is less than itself. Its deficiency is 8599202

Bases of 12944721

• Binary: 110001011000010101010001₂
• Hexadecimal: 0xC58551
• Base-36: 7PG7L

Squares and roots of 12944721

• 12944721 squared (12944721²) is 167565801767841
• 12944721 cubed (12944721³) is 2169092553026008517361
• The square root of 12944721 is 3597.8772908481
• The cube root of 12944721 is 234.7997146673

Scales and comparisons

• 12,944,721 seconds is equal to 21 weeks, 2 days, 19 hours, 45 minutes, 21 seconds.
• To count from 1 to 12,944,721 would take you about thirty-two 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 12944721 cubic inches would be around 19.6 feet tall.

Recreational maths with 12944721

• 12944721 backwards is 12744921
• The number of decimal digits it has is: 8
• The sum of 12944721's digits is 30
• More coming soon!