12888121

Names of 12888121

• Cardinal: 12888121 can be written as Twelve million, eight hundred eighty-eight thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 1.2888121 × 10⁷

Factors of 12888121

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 12888121

Divisors of 12888121

• Number of divisors d(n): 2
• Complete list of divisors:
  1 12888121
• Sum of all divisors σ(n): 12888122
• Sum of proper divisors (its aliquot sum) s(n): 1
• 12888121 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 12888120

Bases of 12888121

• Binary: 110001001010100000111001₂
• Hexadecimal: 0xC4A839
• Base-36: 7O8JD

Squares and roots of 12888121

• 12888121 squared (12888121²) is 166103662910641
• 12888121 cubed (12888121³) is 2140764106135553395561
• The square root of 12888121 is 3590.0029247899
• The cube root of 12888121 is 234.4569988877

Scales and comparisons

• 12,888,121 seconds is equal to 21 weeks, 2 days, 4 hours, 2 minutes, 1 second.
• To count from 1 to 12,888,121 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 12888121 cubic inches would be around 19.5 feet tall.

Recreational maths with 12888121

• 12888121 backwards is 12188821
• The number of decimal digits it has is: 8
• The sum of 12888121's digits is 31
• More coming soon!