129431372

129,431,372 is an even composite number composed of four prime numbers multiplied together.

What does the number 129431372 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

129431372 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 129431372:

2² × 7 × 1249 × 3701

(2 × 2 × 7 × 1249 × 3701)

See below for interesting mathematical facts about the number 129431372 from the Numbermatics database.

Names of 129431372

Cardinal: 129431372 can be written as One hundred twenty-nine million, four hundred thirty-one thousand, three hundred seventy-two.

Scientific notation

Scientific notation: 1.29431372 × 10⁸

Factors of 129431372

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 4959

Divisors of 129431372

Number of divisors d(n): 24
Complete list of divisors:
1 2 4 7 14 28 1249 2498 3701 4996 7402 8743 14804 17486 25907 34972 51814 103628 4622549 9245098 18490196 32357843 64715686 129431372
Sum of all divisors σ(n): 259140000
Sum of proper divisors (its aliquot sum) s(n): 129708628
129431372 is an abundant number, because the sum of its proper divisors (129708628) is greater than itself. Its abundance is 277256

Bases of 129431372

Binary: 111101101101111011101001100₂
Hexadecimal: 0x7B6F74C
Base-36: 2525VW

Squares and roots of 129431372

129431372 squared (129431372²) is 16752480057802384
129431372 cubed (129431372³) is 2168296478284001865990848
The square root of 129431372 is 11376.7909359361
The cube root of 129431372 is 505.8400187895

Scales and comparisons

How big is 129431372?

129,431,372 seconds is equal to 4 years, 6 weeks, 1 hour, 9 minutes, 32 seconds.
To count from 1 to 129,431,372 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 129431372 cubic inches would be around 42.2 feet tall.

Recreational maths with 129431372

129431372 backwards is 273134921
The number of decimal digits it has is: 9
The sum of 129431372's digits is 32
More coming soon!

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The information we have on file for 129431372 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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