131331221

131,331,221 is an odd composite number composed of three prime numbers multiplied together.

What does the number 131331221 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 18 divisors.

131331221 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eighteen divisors.

Prime factorization of 131331221:

7² × 31² × 2789

(7 × 7 × 31 × 31 × 2789)

See below for interesting mathematical facts about the number 131331221 from the Numbermatics database.

Names of 131331221

Cardinal: 131331221 can be written as One hundred thirty-one million, three hundred thirty-one thousand, two hundred twenty-one.

Scientific notation

Scientific notation: 1.31331221 × 10⁸

Factors of 131331221

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 2827

Divisors of 131331221

Number of divisors d(n): 18
Complete list of divisors:
1 7 31 49 217 961 1519 2789 6727 19523 47089 86459 136661 605213 2680229 4236491 18761603 131331221
Sum of all divisors σ(n): 157916790
Sum of proper divisors (its aliquot sum) s(n): 26585569
131331221 is a deficient number, because the sum of its proper divisors (26585569) is less than itself. Its deficiency is 104745652

Bases of 131331221

Binary: 111110100111111010010010101₂
Hexadecimal: 0x7D3F495
Base-36: 266VTH

Squares and roots of 131331221

131331221 squared (131331221²) is 17247889609350841
131331221 cubed (131331221³) is 2265186402069258965906861
The square root of 131331221 is 11459.9834642111
The cube root of 131331221 is 508.3029856529

Scales and comparisons

How big is 131331221?

131,331,221 seconds is equal to 4 years, 9 weeks, 1 day, 53 minutes, 41 seconds.
To count from 1 to 131,331,221 would take you about six 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 131331221 cubic inches would be around 42.4 feet tall.

Recreational maths with 131331221

131331221 backwards is 122133131
The number of decimal digits it has is: 9
The sum of 131331221's digits is 17
More coming soon!

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The information we have on file for 131331221 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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