123131720

123,131,720 is an even composite number composed of four prime numbers multiplied together.

What does the number 123131720 look like?

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

123131720 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 123131720:

2³ × 5 × 53 × 241²

(2 × 2 × 2 × 5 × 53 × 241 × 241)

See below for interesting mathematical facts about the number 123131720 from the Numbermatics database.

Names of 123131720

Cardinal: 123131720 can be written as One hundred twenty-three million, one hundred thirty-one thousand, seven hundred twenty.

Scientific notation

Scientific notation: 1.2313172 × 10⁸

Factors of 123131720

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 301

Divisors of 123131720

Number of divisors d(n): 48
Complete list of divisors:
1 2 4 5 8 10 20 40 53 106 212 241 265 424 482 530 964 1060 1205 1928 2120 2410 4820 9640 12773 25546 51092 58081 63865 102184 116162 127730 232324 255460 290405 464648 510920 580810 1161620 2323240 3078293 6156586 12313172 15391465 24626344 30782930 61565860 123131720
Sum of all divisors σ(n): 283449780
Sum of proper divisors (its aliquot sum) s(n): 160318060
123131720 is an abundant number, because the sum of its proper divisors (160318060) is greater than itself. Its abundance is 37186340

Bases of 123131720

Binary: 111010101101101011101001000₂
Hexadecimal: 0x756D748
Base-36: 21B51K

Squares and roots of 123131720

123131720 squared (123131720²) is 15161420470158400
123131720 cubed (123131720³) is 1866851780133812464448000
The square root of 123131720 is 11096.4733136253
The cube root of 123131720 is 497.4964453507

Scales and comparisons

How big is 123131720?

123,131,720 seconds is equal to 3 years, 47 weeks, 4 days, 3 hours, 15 minutes, 20 seconds.
To count from 1 to 123,131,720 would take you about five 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 123131720 cubic inches would be around 41.5 feet tall.

Recreational maths with 123131720

123131720 backwards is 027131321
123131720 is a Harshad number.
The number of decimal digits it has is: 9
The sum of 123131720's digits is 20
More coming soon!

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The information we have on file for 123131720 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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