1856

Names of 1856

• Cardinal: 1856 can be written as One thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 1.856 × 10³

Factors of 1856

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 31

Divisors of 1856

• Number of divisors d(n): 14
• Complete list of divisors:
  1 2 4 8 16 29 32 58 64 116 232 464 928 1856
• Sum of all divisors σ(n): 3810
• Sum of proper divisors (its aliquot sum) s(n): 1954
• 1856 is an abundant number, because the sum of its proper divisors (1954) is greater than itself. Its abundance is 98

Bases of 1856

• Binary: 11101000000₂
• Hexadecimal: 0x740
• Base-36: 1FK

Squares and roots of 1856

• 1856 squared (1856²) is 3444736
• 1856 cubed (1856³) is 6393430016
• The square root of 1856 is 43.0813184571
• The cube root of 1856 is 12.2892673027

Scales and comparisons

• 1,856 seconds is equal to 30 minutes, 56 seconds.
• To count from 1 to 1,856 would take you about thirty 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 1856 cubic inches would be around 1 feet tall.

Recreational maths with 1856

• 1856 backwards is 6581
• The number of decimal digits it has is: 4
• The sum of 1856's digits is 20
• More coming soon!