12339821

Names of 12339821

• Cardinal: 12339821 can be written as Twelve million, three hundred thirty-nine thousand, eight hundred twenty-one.

Scientific notation

• Scientific notation: 1.2339821 × 10⁷

Factors of 12339821

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 3055

Divisors of 12339821

• Number of divisors d(n): 8
• Complete list of divisors:
  1 13 353 2689 4589 34957 949217 12339821
• Sum of all divisors σ(n): 13331640
• Sum of proper divisors (its aliquot sum) s(n): 991819
• 12339821 is a deficient number, because the sum of its proper divisors (991819) is less than itself. Its deficiency is 11348002

Bases of 12339821

• Binary: 101111000100101001101101₂
• Hexadecimal: 0xBC4A6D
• Base-36: 7CHGT

Squares and roots of 12339821

• 12339821 squared (12339821²) is 152271182312041
• 12339821 cubed (12339821³) is 1878999133188952084661
• The square root of 12339821 is 3512.8081359505
• The cube root of 12339821 is 231.0838635301

Scales and comparisons

• 12,339,821 seconds is equal to 20 weeks, 2 days, 19 hours, 43 minutes, 41 seconds.
• To count from 1 to 12,339,821 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 12339821 cubic inches would be around 19.3 feet tall.

Recreational maths with 12339821

• 12339821 backwards is 12893321
• The number of decimal digits it has is: 8
• The sum of 12339821's digits is 29
• More coming soon!