9906

Names of 9906

• Cardinal: 9906 can be written as Nine thousand, nine hundred six.

Scientific notation

• Scientific notation: 9.906 × 10³

Factors of 9906

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 145

Divisors of 9906

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 3 6 13 26 39 78 127 254 381 762 1651 3302 4953 9906
• Sum of all divisors σ(n): 21504
• Sum of proper divisors (its aliquot sum) s(n): 11598
• 9906 is an abundant number, because the sum of its proper divisors (11598) is greater than itself. Its abundance is 1692

Bases of 9906

• Binary: 10011010110010₂
• Hexadecimal: 0x26B2
• Base-36: 7N6

Squares and roots of 9906

• 9906 squared (9906²) is 98128836
• 9906 cubed (9906³) is 972064249416
• The square root of 9906 is 99.5288902783
• The cube root of 9906 is 21.4766286509

Scales and comparisons

• 9,906 seconds is equal to 2 hours, 45 minutes, 6 seconds.
• To count from 1 to 9,906 would take you about two hours.

  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 9906 cubic inches would be around 1.8 feet tall.

Recreational maths with 9906

• 9906 backwards is 6099
• The number of decimal digits it has is: 4
• The sum of 9906's digits is 24
• More coming soon!