1220386

Names of 1220386

• Cardinal: 1220386 can be written as One million, two hundred twenty thousand, three hundred eighty-six.

Scientific notation

• Scientific notation: 1.220386 × 10⁶

Factors of 1220386

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 610195

Divisors of 1220386

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 610193 1220386
• Sum of all divisors σ(n): 1830582
• Sum of proper divisors (its aliquot sum) s(n): 610196
• 1220386 is a deficient number, because the sum of its proper divisors (610196) is less than itself. Its deficiency is 610190

Bases of 1220386

• Binary: 100101001111100100010₂
• Hexadecimal: 0x129F22
• Base-36: Q5NM

Squares and roots of 1220386

• 1220386 squared (1220386²) is 1489341988996
• 1220386 cubed (1220386³) is 1817572112582872456
• The square root of 1220386 is 1104.7108218897
• The cube root of 1220386 is 106.8642410199

Scales and comparisons

• 1,220,386 seconds is equal to 2 weeks, 2 hours, 59 minutes, 46 seconds.
• To count from 1 to 1,220,386 would take you about three 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 1220386 cubic inches would be around 8.9 feet tall.

Recreational maths with 1220386

• 1220386 backwards is 6830221
• The number of decimal digits it has is: 7
• The sum of 1220386's digits is 22
• More coming soon!