12979856

Names of 12979856

• Cardinal: 12979856 can be written as Twelve million, nine hundred seventy-nine thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 1.2979856 × 10⁷

Factors of 12979856

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 811243

Divisors of 12979856

• Number of divisors d(n): 10
• Complete list of divisors:
  1 2 4 8 16 811241 1622482 3244964 6489928 12979856
• Sum of all divisors σ(n): 25148502
• Sum of proper divisors (its aliquot sum) s(n): 12168646
• 12979856 is a deficient number, because the sum of its proper divisors (12168646) is less than itself. Its deficiency is 811210

Bases of 12979856

• Binary: 110001100000111010010000₂
• Hexadecimal: 0xC60E90
• Base-36: 7Q7BK

Squares and roots of 12979856

• 12979856 squared (12979856²) is 168476661780736
• 12979856 cubed (12979856³) is 2186802809274656854016
• The square root of 12979856 is 3602.7567222891
• The cube root of 12979856 is 235.0119565367

Scales and comparisons

• 12,979,856 seconds is equal to 21 weeks, 3 days, 5 hours, 30 minutes, 56 seconds.
• To count from 1 to 12,979,856 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 12979856 cubic inches would be around 19.6 feet tall.

Recreational maths with 12979856

• 12979856 backwards is 65897921
• The number of decimal digits it has is: 8
• The sum of 12979856's digits is 47
• More coming soon!