12020890

Names of 12020890

• Cardinal: 12020890 can be written as Twelve million, twenty thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 1.202089 × 10⁷

Factors of 12020890

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 2166

Divisors of 12020890

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 5 7 10 14 35 70 83 166 415 581 830 1162 2069 2905 4138 5810 10345 14483 20690 28966 72415 144830 171727 343454 858635 1202089 1717270 2404178 6010445 12020890
• Sum of all divisors σ(n): 25038720
• Sum of proper divisors (its aliquot sum) s(n): 13017830
• 12020890 is an abundant number, because the sum of its proper divisors (13017830) is greater than itself. Its abundance is 996940

Bases of 12020890

• Binary: 101101110110110010011010₂
• Hexadecimal: 0xB76C9A
• Base-36: 75NDM

Squares and roots of 12020890

• 12020890 squared (12020890²) is 144501796392100
• 12020890 cubed (12020890³) is 1737040199231830969000
• The square root of 12020890 is 3467.1155158143
• The cube root of 12020890 is 229.0756219423

Scales and comparisons

• 12,020,890 seconds is equal to 19 weeks, 6 days, 3 hours, 8 minutes, 10 seconds.
• To count from 1 to 12,020,890 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 12020890 cubic inches would be around 19.1 feet tall.

Recreational maths with 12020890

• 12020890 backwards is 09802021
• The number of decimal digits it has is: 8
• The sum of 12020890's digits is 22
• More coming soon!