3997

Names of 3997

• Cardinal: 3997 can be written as Three thousand, nine hundred ninety-seven.

Scientific notation

• Scientific notation: 3.997 × 10³

Factors of 3997

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 578

Divisors of 3997

• Number of divisors d(n): 4
• Complete list of divisors:
  1 7 571 3997
• Sum of all divisors σ(n): 4576
• Sum of proper divisors (its aliquot sum) s(n): 579
• 3997 is a deficient number, because the sum of its proper divisors (579) is less than itself. Its deficiency is 3418

Bases of 3997

• Binary: 111110011101₂
• Hexadecimal: 0xF9D
• Base-36: 331

Squares and roots of 3997

• 3997 squared (3997²) is 15976009
• 3997 cubed (3997³) is 63856107973
• The square root of 3997 is 63.2218316723
• The cube root of 3997 is 15.8700410245

Scales and comparisons

• 3,997 seconds is equal to 1 hour, 6 minutes, 37 seconds.
• To count from 1 to 3,997 would take you about six minutes.

  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 3997 cubic inches would be around 1.3 feet tall.

Recreational maths with 3997

• 3997 backwards is 7993
• The number of decimal digits it has is: 4
• The sum of 3997's digits is 28
• More coming soon!