131215

131,215 is an odd composite number composed of four prime numbers multiplied together.

What does the number 131215 look like?

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

131215 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 131215:

5 × 7 × 23 × 163

See below for interesting mathematical facts about the number 131215 from the Numbermatics database.

Names of 131215

Cardinal: 131215 can be written as One hundred thirty-one thousand, two hundred fifteen.

Scientific notation

Scientific notation: 1.31215 × 10⁵

Factors of 131215

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 198

Divisors of 131215

Number of divisors d(n): 16
Complete list of divisors:
1 5 7 23 35 115 161 163 805 815 1141 3749 5705 18745 26243 131215
Sum of all divisors σ(n): 188928
Sum of proper divisors (its aliquot sum) s(n): 57713
131215 is a deficient number, because the sum of its proper divisors (57713) is less than itself. Its deficiency is 73502

Bases of 131215

Binary: 100000000010001111₂
Hexadecimal: 0x2008F
Base-36: 2T8V

Squares and roots of 131215

131215 squared (131215²) is 17217376225
131215 cubed (131215³) is 2259178021363375
The square root of 131215 is 362.2361108449
The cube root of 131215 is 50.8153001221

Scales and comparisons

How big is 131215?

131,215 seconds is equal to 1 day, 12 hours, 26 minutes, 55 seconds.
To count from 1 to 131,215 would take you about twelve 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 131215 cubic inches would be around 4.2 feet tall.

Recreational maths with 131215

131215 backwards is 512131
The number of decimal digits it has is: 6
The sum of 131215's digits is 13
More coming soon!

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The information we have on file for 131215 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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