28728562

28,728,562 is an even composite number composed of four prime numbers multiplied together.

What does the number 28728562 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

28728562 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 28728562:

2 × 47 × 131 × 2333

See below for interesting mathematical facts about the number 28728562 from the Numbermatics database.

Names of 28728562

Cardinal: 28728562 can be written as Twenty-eight million, seven hundred twenty-eight thousand, five hundred sixty-two.

Scientific notation

Scientific notation: 2.8728562 × 10⁷

Factors of 28728562

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 2513

Divisors of 28728562

Number of divisors d(n): 16
Complete list of divisors:
1 2 47 94 131 262 2333 4666 6157 12314 109651 219302 305623 611246 14364281 28728562
Sum of all divisors σ(n): 44364672
Sum of proper divisors (its aliquot sum) s(n): 15636110
28728562 is a deficient number, because the sum of its proper divisors (15636110) is less than itself. Its deficiency is 13092452

Bases of 28728562

Binary: 1101101100101110011110010₂
Hexadecimal: 0x1B65CF2
Base-36: H3R3M

Squares and roots of 28728562

28728562 squared (28728562²) is 825330274587844
28728562 cubed (28728562³) is 23710551963973900800328
The square root of 28728562 is 5359.9031707671
The cube root of 28728562 is 306.2701204607

Scales and comparisons

How big is 28728562?

28,728,562 seconds is equal to 47 weeks, 3 days, 12 hours, 9 minutes, 22 seconds.
To count from 1 to 28,728,562 would take you about nineteen 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 28728562 cubic inches would be around 25.5 feet tall.

Recreational maths with 28728562

28728562 backwards is 26582782
The number of decimal digits it has is: 8
The sum of 28728562's digits is 40
More coming soon!

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The information we have on file for 28728562 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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