85805

85,805 is an odd composite number composed of two prime numbers multiplied together.

What does the number 85805 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 6 divisors.

85805 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of six divisors.

Prime factorization of 85805:

5 × 131²

(5 × 131 × 131)

See below for interesting mathematical facts about the number 85805 from the Numbermatics database.

Names of 85805

Cardinal: 85805 can be written as Eighty-five thousand, eight hundred five.

Scientific notation

Scientific notation: 8.5805 × 10⁴

Factors of 85805

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 3
Sum of prime factors: 136

Divisors of 85805

Number of divisors d(n): 6
Complete list of divisors:
1 5 131 655 17161 85805
Sum of all divisors σ(n): 103758
Sum of proper divisors (its aliquot sum) s(n): 17953
85805 is a deficient number, because the sum of its proper divisors (17953) is less than itself. Its deficiency is 67852

Bases of 85805

Binary: 10100111100101101₂
Hexadecimal: 0x14F2D
Base-36: 1U7H

Squares and roots of 85805

85805 squared (85805²) is 7362498025
85805 cubed (85805³) is 631739143035125
The square root of 85805 is 292.9249050525
The cube root of 85805 is 44.1066627119

Scales and comparisons

How big is 85805?

85,805 seconds is equal to 23 hours, 50 minutes, 5 seconds.
To count from 1 to 85,805 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 85805 cubic inches would be around 3.7 feet tall.

Recreational maths with 85805

85805 backwards is 50858
The number of decimal digits it has is: 5
The sum of 85805's digits is 26
More coming soon!

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The information we have on file for 85805 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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