261142

261,142 is an even composite number composed of four prime numbers multiplied together.

What does the number 261142 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

261142 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 261142:

2 × 7 × 23 × 811

See below for interesting mathematical facts about the number 261142 from the Numbermatics database.

Names of 261142

Cardinal: 261142 can be written as Two hundred sixty-one thousand, one hundred forty-two.

Scientific notation

Scientific notation: 2.61142 × 10⁵

Factors of 261142

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 843

Divisors of 261142

Number of divisors d(n): 16
Complete list of divisors:
1 2 7 14 23 46 161 322 811 1622 5677 11354 18653 37306 130571 261142
Sum of all divisors σ(n): 467712
Sum of proper divisors (its aliquot sum) s(n): 206570
261142 is a deficient number, because the sum of its proper divisors (206570) is less than itself. Its deficiency is 54572

Bases of 261142

Binary: 111111110000010110₂
Hexadecimal: 0x3FC16
Base-36: 5LHY

Squares and roots of 261142

261142 squared (261142²) is 68195144164
261142 cubed (261142³) is 17808616337275288
The square root of 261142 is 511.0205475321
The cube root of 261142 is 63.9183529155

Scales and comparisons

How big is 261142?

261,142 seconds is equal to 3 days, 32 minutes, 22 seconds.
To count from 1 to 261,142 would take you about three days.

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 261142 cubic inches would be around 5.3 feet tall.

Recreational maths with 261142

261142 backwards is 241162
The number of decimal digits it has is: 6
The sum of 261142's digits is 16
More coming soon!

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The information we have on file for 261142 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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