12898225

Names of 12898225

• Cardinal: 12898225 can be written as Twelve million, eight hundred ninety-eight thousand, two hundred twenty-five.

Scientific notation

• Scientific notation: 1.2898225 × 10⁷

Factors of 12898225

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 515934

Divisors of 12898225

• Number of divisors d(n): 6
• Complete list of divisors:
  1 5 25 515929 2579645 12898225
• Sum of all divisors σ(n): 15993830
• Sum of proper divisors (its aliquot sum) s(n): 3095605
• 12898225 is a deficient number, because the sum of its proper divisors (3095605) is less than itself. Its deficiency is 9802620

Bases of 12898225

• Binary: 110001001100111110110001₂
• Hexadecimal: 0xC4CFB1
• Base-36: 7OGC1

Squares and roots of 12898225

• 12898225 squared (12898225²) is 166364208150625
• 12898225 cubed (12898225³) is 2145802988673595140625
• The square root of 12898225 is 3591.4098902799
• The cube root of 12898225 is 234.5182525727

Scales and comparisons

• 12,898,225 seconds is equal to 21 weeks, 2 days, 6 hours, 50 minutes, 25 seconds.
• To count from 1 to 12,898,225 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 12898225 cubic inches would be around 19.5 feet tall.

Recreational maths with 12898225

• 12898225 backwards is 52289821
• The number of decimal digits it has is: 8
• The sum of 12898225's digits is 37
• More coming soon!