6805

Names of 6805

• Cardinal: 6805 can be written as Six thousand, eight hundred five.

Scientific notation

• Scientific notation: 6.805 × 10³

Factors of 6805

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 1366

Divisors of 6805

• Number of divisors d(n): 4
• Complete list of divisors:
  1 5 1361 6805
• Sum of all divisors σ(n): 8172
• Sum of proper divisors (its aliquot sum) s(n): 1367
• 6805 is a deficient number, because the sum of its proper divisors (1367) is less than itself. Its deficiency is 5438

Bases of 6805

• Binary: 1101010010101₂
• Hexadecimal: 0x1A95
• Base-36: 591

Squares and roots of 6805

• 6805 squared (6805²) is 46308025
• 6805 cubed (6805³) is 315126110125
• The square root of 6805 is 82.4924238945
• The cube root of 6805 is 18.9500070779

Scales and comparisons

• 6,805 seconds is equal to 1 hour, 53 minutes, 25 seconds.
• To count from 1 to 6,805 would take you about fifty-three 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 6805 cubic inches would be around 1.6 feet tall.

Recreational maths with 6805

• 6805 backwards is 5086
• The number of decimal digits it has is: 4
• The sum of 6805's digits is 19
• More coming soon!