30731139

30,731,139 is an odd composite number composed of three prime numbers multiplied together.

What does the number 30731139 look like?

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

30731139 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 30731139:

3² × 701 × 4871

(3 × 3 × 701 × 4871)

See below for interesting mathematical facts about the number 30731139 from the Numbermatics database.

Names of 30731139

Cardinal: 30731139 can be written as Thirty million, seven hundred thirty-one thousand, one hundred thirty-nine.

Scientific notation

Scientific notation: 3.0731139 × 10⁷

Factors of 30731139

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 5575

Divisors of 30731139

Number of divisors d(n): 12
Complete list of divisors:
1 3 9 701 2103 4871 6309 14613 43839 3414571 10243713 30731139
Sum of all divisors σ(n): 44461872
Sum of proper divisors (its aliquot sum) s(n): 13730733
30731139 is a deficient number, because the sum of its proper divisors (13730733) is less than itself. Its deficiency is 17000406

Bases of 30731139

Binary: 1110101001110101110000011₂
Hexadecimal: 0x1D4EB83
Base-36: IAOAR

Squares and roots of 30731139

30731139 squared (30731139²) is 944402904237321
30731139 cubed (30731139³) is 29022576922120800638619
The square root of 30731139 is 5543.5673532483
The cube root of 30731139 is 313.2272606347

Scales and comparisons

How big is 30731139?

30,731,139 seconds is equal to 50 weeks, 5 days, 16 hours, 25 minutes, 39 seconds.
To count from 1 to 30,731,139 would take you about twenty-four weeks!

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 30731139 cubic inches would be around 26.1 feet tall.

Recreational maths with 30731139

30731139 backwards is 93113703
The number of decimal digits it has is: 8
The sum of 30731139's digits is 27
More coming soon!

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The information we have on file for 30731139 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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