129024640

129,024,640 is an even composite number composed of three prime numbers multiplied together.

What does the number 129024640 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 48 divisors.

129024640 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 129024640:

2⁷ × 5 × 449²

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 449 × 449)

See below for interesting mathematical facts about the number 129024640 from the Numbermatics database.

Names of 129024640

Cardinal: 129024640 can be written as One hundred twenty-nine million, twenty-four thousand, six hundred forty.

Scientific notation

Scientific notation: 1.2902464 × 10⁸

Factors of 129024640

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 10
Sum of prime factors: 456

Divisors of 129024640

Number of divisors d(n): 48
Complete list of divisors:
1 2 4 5 8 10 16 20 32 40 64 80 128 160 320 449 640 898 1796 2245 3592 4490 7184 8980 14368 17960 28736 35920 57472 71840 143680 201601 287360 403202 806404 1008005 1612808 2016010 3225616 4032020 6451232 8064040 12902464 16128080 25804928 32256160 64512320 129024640
Sum of all divisors σ(n): 309138030
Sum of proper divisors (its aliquot sum) s(n): 180113390
129024640 is an abundant number, because the sum of its proper divisors (180113390) is greater than itself. Its abundance is 51088750

Bases of 129024640

Binary: 111101100001100001010000000₂
Hexadecimal: 0x7B0C280
Base-36: 24TG1S

Squares and roots of 129024640

129024640 squared (129024640²) is 16647357727129600
129024640 cubed (129024640³) is 2147919337694114873344000
The square root of 129024640 is 11358.9013553249
The cube root of 129024640 is 505.3096033085

Scales and comparisons

How big is 129024640?

129,024,640 seconds is equal to 4 years, 5 weeks, 2 days, 8 hours, 10 minutes, 40 seconds.
To count from 1 to 129,024,640 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 129024640 cubic inches would be around 42.1 feet tall.

Recreational maths with 129024640

129024640 backwards is 046420921
The number of decimal digits it has is: 9
The sum of 129024640's digits is 28
More coming soon!

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The information we have on file for 129024640 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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