9789121

Names of 9789121

• Cardinal: 9789121 can be written as Nine million, seven hundred eighty-nine thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 9.789121 × 10⁶

Factors of 9789121

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 9789121

Divisors of 9789121

• Number of divisors d(n): 2
• Complete list of divisors:
  1 9789121
• Sum of all divisors σ(n): 9789122
• Sum of proper divisors (its aliquot sum) s(n): 1
• 9789121 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 9789120

Bases of 9789121

• Binary: 100101010101111011000001₂
• Hexadecimal: 0x955EC1
• Base-36: 5TTC1

Squares and roots of 9789121

• 9789121 squared (9789121²) is 95826889952641
• 9789121 cubed (9789121³) is 938061020800087018561
• The square root of 9789121 is 3128.7571014701
• The cube root of 9789121 is 213.9182804409

Scales and comparisons

• 9,789,121 seconds is equal to 16 weeks, 1 day, 7 hours, 12 minutes, 1 second.
• To count from 1 to 9,789,121 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 9789121 cubic inches would be around 17.8 feet tall.

Recreational maths with 9789121

• 9789121 backwards is 1219879
• The number of decimal digits it has is: 7
• The sum of 9789121's digits is 37
• More coming soon!