1856

1,856 is an even composite number composed of two prime numbers multiplied together.

What does the number 1856 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 14 divisors.

1856 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of fourteen divisors.

Prime factorization of 1856:

26 × 29

(2 × 2 × 2 × 2 × 2 × 2 × 29)

See below for interesting mathematical facts about the number 1856 from the Numbermatics database.


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:
  • 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

How big is 1856?
  • 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!

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The information we have on file for 1856 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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