131820

131,820 is an even composite number composed of four prime numbers multiplied together.

What does the number 131820 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 48 divisors.

131820 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 131820:

2² × 3 × 5 × 13³

(2 × 2 × 3 × 5 × 13 × 13 × 13)

See below for interesting mathematical facts about the number 131820 from the Numbermatics database.

Names of 131820

Cardinal: 131820 can be written as One hundred thirty-one thousand, eight hundred twenty.

Scientific notation

Scientific notation: 1.3182 × 10⁵

Factors of 131820

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 23

Divisors of 131820

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 4 5 6 10 12 13 15 20 26 30 39 52 60 65 78 130 156 169 195 260 338 390 507 676 780 845 1014 1690 2028 2197 2535 3380 4394 5070 6591 8788 10140 10985 13182 21970 26364 32955 43940 65910 131820
Sum of all divisors σ(n): 399840
Sum of proper divisors (its aliquot sum) s(n): 268020
131820 is an abundant number, because the sum of its proper divisors (268020) is greater than itself. Its abundance is 136200

Bases of 131820

Binary: 100000001011101100₂
Hexadecimal: 0x202EC
Base-36: 2TPO

Squares and roots of 131820

131820 squared (131820²) is 17376512400
131820 cubed (131820³) is 2290571864568000
The square root of 131820 is 363.0702411379
The cube root of 131820 is 50.8932793351

Scales and comparisons

How big is 131820?

131,820 seconds is equal to 1 day, 12 hours, 37 minutes.
To count from 1 to 131,820 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 131820 cubic inches would be around 4.2 feet tall.

Recreational maths with 131820

131820 backwards is 028131
131820 is a Harshad number.
The number of decimal digits it has is: 6
The sum of 131820's digits is 15
More coming soon!

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The information we have on file for 131820 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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