29728857

29,728,857 is an odd composite number composed of five prime numbers multiplied together.

What does the number 29728857 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 32 divisors.

29728857 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 29728857:

3 × 23 × 29 × 83 × 179

See below for interesting mathematical facts about the number 29728857 from the Numbermatics database.

Names of 29728857

Cardinal: 29728857 can be written as Twenty-nine million, seven hundred twenty-eight thousand, eight hundred fifty-seven.

Scientific notation

Scientific notation: 2.9728857 × 10⁷

Factors of 29728857

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 317

Divisors of 29728857

Number of divisors d(n): 32
Complete list of divisors:
1 3 23 29 69 83 87 179 249 537 667 1909 2001 2407 4117 5191 5727 7221 12351 14857 15573 44571 55361 119393 166083 341711 358179 430853 1025133 1292559 9909619 29728857
Sum of all divisors σ(n): 43545600
Sum of proper divisors (its aliquot sum) s(n): 13816743
29728857 is a deficient number, because the sum of its proper divisors (13816743) is less than itself. Its deficiency is 15912114

Bases of 29728857

Binary: 1110001011010000001011001₂
Hexadecimal: 0x1C5A059
Base-36: HP6XL

Squares and roots of 29728857

29728857 squared (29728857²) is 883804938526449
29728857 cubed (29728857³) is 26274510633346593038793
The square root of 29728857 is 5452.4175372031
The cube root of 29728857 is 309.7843001751

Scales and comparisons

How big is 29728857?

29,728,857 seconds is equal to 49 weeks, 1 day, 2 hours, 57 seconds.
To count from 1 to 29,728,857 would take you about twenty-one weeks!

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 29728857 cubic inches would be around 25.8 feet tall.

Recreational maths with 29728857

29728857 backwards is 75882792
The number of decimal digits it has is: 8
The sum of 29728857's digits is 48
More coming soon!

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The information we have on file for 29728857 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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