85724

85,724 is an even composite number composed of three prime numbers multiplied together.

What does the number 85724 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

85724 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 85724:

2² × 29 × 739

(2 × 2 × 29 × 739)

See below for interesting mathematical facts about the number 85724 from the Numbermatics database.

Names of 85724

Cardinal: 85724 can be written as Eighty-five thousand, seven hundred twenty-four.

Scientific notation

Scientific notation: 8.5724 × 10⁴

Factors of 85724

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 770

Divisors of 85724

Number of divisors d(n): 12
Complete list of divisors:
1 2 4 29 58 116 739 1478 2956 21431 42862 85724
Sum of all divisors σ(n): 155400
Sum of proper divisors (its aliquot sum) s(n): 69676
85724 is a deficient number, because the sum of its proper divisors (69676) is less than itself. Its deficiency is 16048

Bases of 85724

Binary: 10100111011011100₂
Hexadecimal: 0x14EDC
Base-36: 1U58

Squares and roots of 85724

85724 squared (85724²) is 7348604176
85724 cubed (85724³) is 629951744383424
The square root of 85724 is 292.7866117157
The cube root of 85724 is 44.0927794323

Scales and comparisons

How big is 85724?

85,724 seconds is equal to 23 hours, 48 minutes, 44 seconds.
To count from 1 to 85,724 would take you about twenty-three 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 85724 cubic inches would be around 3.7 feet tall.

Recreational maths with 85724

85724 backwards is 42758
The number of decimal digits it has is: 5
The sum of 85724's digits is 26
More coming soon!

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The information we have on file for 85724 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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