12020981

Names of 12020981

• Cardinal: 12020981 can be written as Twelve million, twenty thousand, nine hundred eighty-one.

Scientific notation

• Scientific notation: 1.2020981 × 10⁷

Factors of 12020981

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 1717290

Divisors of 12020981

• Number of divisors d(n): 4
• Complete list of divisors:
  1 7 1717283 12020981
• Sum of all divisors σ(n): 13738272
• Sum of proper divisors (its aliquot sum) s(n): 1717291
• 12020981 is a deficient number, because the sum of its proper divisors (1717291) is less than itself. Its deficiency is 10303690

Bases of 12020981

• Binary: 101101110110110011110101₂
• Hexadecimal: 0xB76CF5
• Base-36: 75NG5

Squares and roots of 12020981

• 12020981 squared (12020981²) is 144503984202361
• 12020981 cubed (12020981³) is 1737079648520881736141
• The square root of 12020981 is 3467.1286390903
• The cube root of 12020981 is 229.0761999869

Scales and comparisons

• 12,020,981 seconds is equal to 19 weeks, 6 days, 3 hours, 9 minutes, 41 seconds.
• To count from 1 to 12,020,981 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 12020981 cubic inches would be around 19.1 feet tall.

Recreational maths with 12020981

• 12020981 backwards is 18902021
• The number of decimal digits it has is: 8
• The sum of 12020981's digits is 23
• More coming soon!