12889613

Names of 12889613

• Cardinal: 12889613 can be written as Twelve million, eight hundred eighty-nine thousand, six hundred thirteen.

Scientific notation

• Scientific notation: 1.2889613 × 10⁷

Factors of 12889613

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 1171794

Divisors of 12889613

• Number of divisors d(n): 4
• Complete list of divisors:
  1 11 1171783 12889613
• Sum of all divisors σ(n): 14061408
• Sum of proper divisors (its aliquot sum) s(n): 1171795
• 12889613 is a deficient number, because the sum of its proper divisors (1171795) is less than itself. Its deficiency is 11717818

Bases of 12889613

• Binary: 110001001010111000001101₂
• Hexadecimal: 0xC4AE0D
• Base-36: 7O9OT

Squares and roots of 12889613

• 12889613 squared (12889613²) is 166142123289769
• 12889613 cubed (12889613³) is 2141507672203409269397
• The square root of 12889613 is 3590.2107180499
• The cube root of 12889613 is 234.4660458839

Scales and comparisons

• 12,889,613 seconds is equal to 21 weeks, 2 days, 4 hours, 26 minutes, 53 seconds.
• To count from 1 to 12,889,613 would take you about thirty-one 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 12889613 cubic inches would be around 19.5 feet tall.

Recreational maths with 12889613

• 12889613 backwards is 31698821
• The number of decimal digits it has is: 8
• The sum of 12889613's digits is 38
• More coming soon!