12123221

Names of 12123221

• Cardinal: 12123221 can be written as Twelve million, one hundred twenty-three thousand, two hundred twenty-one.

Scientific notation

• Scientific notation: 1.2123221 × 10⁷

Factors of 12123221

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 1102122

Divisors of 12123221

• Number of divisors d(n): 4
• Complete list of divisors:
  1 11 1102111 12123221
• Sum of all divisors σ(n): 13225344
• Sum of proper divisors (its aliquot sum) s(n): 1102123
• 12123221 is a deficient number, because the sum of its proper divisors (1102123) is less than itself. Its deficiency is 11021098

Bases of 12123221

• Binary: 101110001111110001010101₂
• Hexadecimal: 0xB8FC55
• Base-36: 77UC5

Squares and roots of 12123221

• 12123221 squared (12123221²) is 146972487414841
• 12123221 cubed (12123221³) is 1781779945849836122861
• The square root of 12123221 is 3481.8416104125
• The cube root of 12123221 is 229.7238083591

Scales and comparisons

• 12,123,221 seconds is equal to 20 weeks, 7 hours, 33 minutes, 41 seconds.
• To count from 1 to 12,123,221 would take you about thirty 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 12123221 cubic inches would be around 19.1 feet tall.

Recreational maths with 12123221

• 12123221 backwards is 12232121
• The number of decimal digits it has is: 8
• The sum of 12123221's digits is 14
• More coming soon!