3981118

Names of 3981118

• Cardinal: 3981118 can be written as Three million, nine hundred eighty-one thousand, one hundred eighteen.

Scientific notation

• Scientific notation: 3.981118 × 10⁶

Factors of 3981118

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 1990561

Divisors of 3981118

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 1990559 3981118
• Sum of all divisors σ(n): 5971680
• Sum of proper divisors (its aliquot sum) s(n): 1990562
• 3981118 is a deficient number, because the sum of its proper divisors (1990562) is less than itself. Its deficiency is 1990556

Bases of 3981118

• Binary: 1111001011111100111110₂
• Hexadecimal: 0x3CBF3E
• Base-36: 2DBUM

Squares and roots of 3981118

• 3981118 squared (3981118²) is 15849300529924
• 3981118 cubed (3981118³) is 63097935627089975032
• The square root of 3981118 is 1995.2739160325
• The cube root of 3981118 is 158.4899335825

Scales and comparisons

• 3,981,118 seconds is equal to 6 weeks, 4 days, 1 hour, 51 minutes, 58 seconds.
• To count from 1 to 3,981,118 would take you about 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 3981118 cubic inches would be around 13.2 feet tall.

Recreational maths with 3981118

• 3981118 backwards is 8111893
• The number of decimal digits it has is: 7
• The sum of 3981118's digits is 31
• More coming soon!