128572992

128,572,992 is an even composite number composed of three prime numbers multiplied together.

What does the number 128572992 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 42 divisors.

128572992 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of forty-two divisors.

Prime factorization of 128572992:

2⁶ × 3² × 223217

(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 223217)

See below for interesting mathematical facts about the number 128572992 from the Numbermatics database.

Names of 128572992

Cardinal: 128572992 can be written as One hundred twenty-eight million, five hundred seventy-two thousand, nine hundred ninety-two.

Scientific notation

Scientific notation: 1.28572992 × 10⁸

Factors of 128572992

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 9
Sum of prime factors: 223222

Divisors of 128572992

Number of divisors d(n): 42
Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 144 192 288 576 223217 446434 669651 892868 1339302 1785736 2008953 2678604 3571472 4017906 5357208 7142944 8035812 10714416 14285888 16071624 21428832 32143248 42857664 64286496 128572992
Sum of all divisors σ(n): 368532918
Sum of proper divisors (its aliquot sum) s(n): 239959926
128572992 is an abundant number, because the sum of its proper divisors (239959926) is greater than itself. Its abundance is 111386934

Bases of 128572992

Binary: 111101010011101111001000000₂
Hexadecimal: 0x7A9DE40
Base-36: 24JRK0

Squares and roots of 128572992

128572992 squared (128572992²) is 16531014271832064
128572992 cubed (128572992³) is 2125441965724149790015488
The square root of 128572992 is 11339.0031307871
The cube root of 128572992 is 504.7193055009

Scales and comparisons

How big is 128572992?

128,572,992 seconds is equal to 4 years, 4 weeks, 4 days, 2 hours, 43 minutes, 12 seconds.
To count from 1 to 128,572,992 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 128572992 cubic inches would be around 42.1 feet tall.

Recreational maths with 128572992

128572992 backwards is 299275821
The number of decimal digits it has is: 9
The sum of 128572992's digits is 45
More coming soon!

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The information we have on file for 128572992 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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