51985

51,985 is an odd composite number composed of three prime numbers multiplied together.

What does the number 51985 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

51985 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 51985:

5 × 37 × 281

See below for interesting mathematical facts about the number 51985 from the Numbermatics database.

Names of 51985

Cardinal: 51985 can be written as Fifty-one thousand, nine hundred eighty-five.

Scientific notation

Scientific notation: 5.1985 × 10⁴

Factors of 51985

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 3
Sum of prime factors: 323

Divisors of 51985

Number of divisors d(n): 8
Complete list of divisors:
1 5 37 185 281 1405 10397 51985
Sum of all divisors σ(n): 64296
Sum of proper divisors (its aliquot sum) s(n): 12311
51985 is a deficient number, because the sum of its proper divisors (12311) is less than itself. Its deficiency is 39674

Bases of 51985

Binary: 1100101100010001₂
Hexadecimal: 0xCB11
Base-36: 1441

Squares and roots of 51985

51985 squared (51985²) is 2702440225
51985 cubed (51985³) is 140486355096625
The square root of 51985 is 228.0021929719
The cube root of 51985 is 37.3215222699

Scales and comparisons

How big is 51985?

51,985 seconds is equal to 14 hours, 26 minutes, 25 seconds.
To count from 1 to 51,985 would take you about fourteen hours.

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 51985 cubic inches would be around 3.1 feet tall.

Recreational maths with 51985

51985 backwards is 58915
The number of decimal digits it has is: 5
The sum of 51985's digits is 28
More coming soon!

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The information we have on file for 51985 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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