12009858

Names of 12009858

• Cardinal: 12009858 can be written as Twelve million, nine thousand, eight hundred fifty-eight.

Scientific notation

• Scientific notation: 1.2009858 × 10⁷

Factors of 12009858

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 285961

Divisors of 12009858

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 3 6 7 14 21 42 285949 571898 857847 1715694 2001643 4003286 6004929 12009858
• Sum of all divisors σ(n): 27451200
• Sum of proper divisors (its aliquot sum) s(n): 15441342
• 12009858 is an abundant number, because the sum of its proper divisors (15441342) is greater than itself. Its abundance is 3431484

Bases of 12009858

• Binary: 101101110100000110000010₂
• Hexadecimal: 0xB74182
• Base-36: 75EV6

Squares and roots of 12009858

• 12009858 squared (12009858²) is 144236689180164
• 12009858 cubed (12009858³) is 1732262155443906056712
• The square root of 12009858 is 3465.5242027723
• The cube root of 12009858 is 229.0055235347

Scales and comparisons

• 12,009,858 seconds is equal to 19 weeks, 6 days, 4 minutes, 18 seconds.
• To count from 1 to 12,009,858 would take you about twenty-nine 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 12009858 cubic inches would be around 19.1 feet tall.

Recreational maths with 12009858

• 12009858 backwards is 85890021
• The number of decimal digits it has is: 8
• The sum of 12009858's digits is 33
• More coming soon!