130728912

130,728,912 is an even composite number composed of four prime numbers multiplied together.

What does the number 130728912 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 40 divisors.

130728912 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 130728912:

2⁴ × 3 × 17 × 160207

(2 × 2 × 2 × 2 × 3 × 17 × 160207)

See below for interesting mathematical facts about the number 130728912 from the Numbermatics database.

Names of 130728912

Cardinal: 130728912 can be written as One hundred thirty million, seven hundred twenty-eight thousand, nine hundred twelve.

Scientific notation

Scientific notation: 1.30728912 × 10⁸

Factors of 130728912

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 160229

Divisors of 130728912

Number of divisors d(n): 40
Complete list of divisors:
1 2 3 4 6 8 12 16 17 24 34 48 51 68 102 136 204 272 408 816 160207 320414 480621 640828 961242 1281656 1922484 2563312 2723519 3844968 5447038 7689936 8170557 10894076 16341114 21788152 32682228 43576304 65364456 130728912
Sum of all divisors σ(n): 357584256
Sum of proper divisors (its aliquot sum) s(n): 226855344
130728912 is an abundant number, because the sum of its proper divisors (226855344) is greater than itself. Its abundance is 96126432

Bases of 130728912

Binary: 111110010101100001111010000₂
Hexadecimal: 0x7CAC3D0
Base-36: 25TZ2O

Squares and roots of 130728912

130728912 squared (130728912²) is 17090048432703744
130728912 cubed (130728912³) is 2234163437634665671446528
The square root of 130728912 is 11433.6744749885
The cube root of 130728912 is 507.5247378883

Scales and comparisons

How big is 130728912?

130,728,912 seconds is equal to 4 years, 8 weeks, 1 day, 1 hour, 35 minutes, 12 seconds.
To count from 1 to 130,728,912 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 130728912 cubic inches would be around 42.3 feet tall.

Recreational maths with 130728912

130728912 backwards is 219827031
The number of decimal digits it has is: 9
The sum of 130728912's digits is 33
More coming soon!

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The information we have on file for 130728912 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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