12978036

Names of 12978036

• Cardinal: 12978036 can be written as Twelve million, nine hundred seventy-eight thousand and thirty-six.

Scientific notation

• Scientific notation: 1.2978036 × 10⁷

Factors of 12978036

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 120172

Divisors of 12978036

• Number of divisors d(n): 24
• Complete list of divisors:
  1 2 3 4 6 9 12 18 27 36 54 108 120167 240334 360501 480668 721002 1081503 1442004 2163006 3244509 4326012 6489018 12978036
• Sum of all divisors σ(n): 33647040
• Sum of proper divisors (its aliquot sum) s(n): 20669004
• 12978036 is an abundant number, because the sum of its proper divisors (20669004) is greater than itself. Its abundance is 7690968

Bases of 12978036

• Binary: 110001100000011101110100₂
• Hexadecimal: 0xC60774
• Base-36: 7Q5X0

Squares and roots of 12978036

• 12978036 squared (12978036²) is 168429418417296
• 12978036 cubed (12978036³) is 2185883055678730510656
• The square root of 12978036 is 3602.5041290747
• The cube root of 12978036 is 235.0009717781

Scales and comparisons

• 12,978,036 seconds is equal to 21 weeks, 3 days, 5 hours, 36 seconds.
• To count from 1 to 12,978,036 would take you about thirty-two 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 12978036 cubic inches would be around 19.6 feet tall.

Recreational maths with 12978036

• 12978036 backwards is 63087921
• 12978036 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 12978036's digits is 36
• More coming soon!