10039821

Names of 10039821

• Cardinal: 10039821 can be written as Ten million, thirty-nine thousand, eight hundred twenty-one.

Scientific notation

• Scientific notation: 1.0039821 × 10⁷

Factors of 10039821

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 1312

Divisors of 10039821

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 11 33 307 921 991 2973 3377 10131 10901 32703 304237 912711 3346607 10039821
• Sum of all divisors σ(n): 14665728
• Sum of proper divisors (its aliquot sum) s(n): 4625907
• 10039821 is a deficient number, because the sum of its proper divisors (4625907) is less than itself. Its deficiency is 5413914

Bases of 10039821

• Binary: 100110010011001000001101₂
• Hexadecimal: 0x99320D
• Base-36: 5Z6RX

Squares and roots of 10039821

• 10039821 squared (10039821²) is 100798005712041
• 10039821 cubed (10039821³) is 1011993934505869184661
• The square root of 10039821 is 3168.5676574755
• The cube root of 10039821 is 215.7290627297

Scales and comparisons

• 10,039,821 seconds is equal to 16 weeks, 4 days, 4 hours, 50 minutes, 21 seconds.
• To count from 1 to 10,039,821 would take you about twenty-four 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 10039821 cubic inches would be around 18 feet tall.

Recreational maths with 10039821

• 10039821 backwards is 12893001
• The number of decimal digits it has is: 8
• The sum of 10039821's digits is 24
• More coming soon!