5661

Names of 5661

• Cardinal: 5661 can be written as Five thousand, six hundred sixty-one.

Scientific notation

• Scientific notation: 5.661 × 10³

Factors of 5661

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 57

Divisors of 5661

• Number of divisors d(n): 12
• Complete list of divisors:
  1 3 9 17 37 51 111 153 333 629 1887 5661
• Sum of all divisors σ(n): 8892
• Sum of proper divisors (its aliquot sum) s(n): 3231
• 5661 is a deficient number, because the sum of its proper divisors (3231) is less than itself. Its deficiency is 2430

Bases of 5661

• Binary: 1011000011101₂
• Hexadecimal: 0x161D
• Base-36: 4D9

Squares and roots of 5661

• 5661 squared (5661²) is 32046921
• 5661 cubed (5661³) is 181417619781
• The square root of 5661 is 75.2396172239
• The cube root of 5661 is 17.8223260651

Scales and comparisons

• 5,661 seconds is equal to 1 hour, 34 minutes, 21 seconds.
• To count from 1 to 5,661 would take you about thirty-four 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 5661 cubic inches would be around 1.5 feet tall.

Recreational maths with 5661

• 5661 backwards is 1665
• The number of decimal digits it has is: 4
• The sum of 5661's digits is 18
• More coming soon!