231389431

231,389,431 is an odd composite number composed of five prime numbers multiplied together.

What does the number 231389431 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 32 divisors.

231389431 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 231389431:

7 × 13 × 17 × 373 × 401

See below for interesting mathematical facts about the number 231389431 from the Numbermatics database.

Names of 231389431

Cardinal: 231389431 can be written as Two hundred thirty-one million, three hundred eighty-nine thousand, four hundred thirty-one.

Scientific notation

Scientific notation: 2.31389431 × 10⁸

Factors of 231389431

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 811

Divisors of 231389431

Number of divisors d(n): 32
Complete list of divisors:
1 7 13 17 91 119 221 373 401 1547 2611 2807 4849 5213 6341 6817 33943 36491 44387 47719 82433 88621 149573 577031 620347 1047011 1944449 2542741 13611143 17799187 33055633 231389431
Sum of all divisors σ(n): 303101568
Sum of proper divisors (its aliquot sum) s(n): 71712137
231389431 is a deficient number, because the sum of its proper divisors (71712137) is less than itself. Its deficiency is 159677294

Bases of 231389431

Binary: 1101110010101011100011110111₂
Hexadecimal: 0xDCAB8F7
Base-36: 3TRH87

Squares and roots of 231389431

231389431 squared (231389431²) is 53541068778503761
231389431 cubed (231389431³) is 12388837439789850289149991
The square root of 231389431 is 15211.4900979489
The cube root of 231389431 is 613.9238509331

Scales and comparisons

How big is 231389431?

231,389,431 seconds is equal to 7 years, 18 weeks, 4 days, 2 hours, 50 minutes, 31 seconds.
To count from 1 to 231,389,431 would take you about eleven years!

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 231389431 cubic inches would be around 51.2 feet tall.

Recreational maths with 231389431

231389431 backwards is 134983132
The number of decimal digits it has is: 9
The sum of 231389431's digits is 34
More coming soon!

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The information we have on file for 231389431 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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