28706320

28,706,320 is an even composite number composed of three prime numbers multiplied together.

What does the number 28706320 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 20 divisors.

28706320 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty divisors.

Prime factorization of 28706320:

2⁴ × 5 × 358829

(2 × 2 × 2 × 2 × 5 × 358829)

See below for interesting mathematical facts about the number 28706320 from the Numbermatics database.

Names of 28706320

Cardinal: 28706320 can be written as Twenty-eight million, seven hundred six thousand, three hundred twenty.

Scientific notation

Scientific notation: 2.870632 × 10⁷

Factors of 28706320

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 6
Sum of prime factors: 358836

Divisors of 28706320

Number of divisors d(n): 20
Complete list of divisors:
1 2 4 5 8 10 16 20 40 80 358829 717658 1435316 1794145 2870632 3588290 5741264 7176580 14353160 28706320
Sum of all divisors σ(n): 66742380
Sum of proper divisors (its aliquot sum) s(n): 38036060
28706320 is an abundant number, because the sum of its proper divisors (38036060) is greater than itself. Its abundance is 9329740

Bases of 28706320

Binary: 1101101100000011000010000₂
Hexadecimal: 0x1B60610
Base-36: H39XS

Squares and roots of 28706320

28706320 squared (28706320²) is 824052807942400
28706320 cubed (28706320³) is 23655523601693075968000
The square root of 28706320 is 5357.8279181027
The cube root of 28706320 is 306.1910607109

Scales and comparisons

How big is 28706320?

28,706,320 seconds is equal to 47 weeks, 3 days, 5 hours, 58 minutes, 40 seconds.
To count from 1 to 28,706,320 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 28706320 cubic inches would be around 25.5 feet tall.

Recreational maths with 28706320

28706320 backwards is 02360782
The number of decimal digits it has is: 8
The sum of 28706320's digits is 28
More coming soon!

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The information we have on file for 28706320 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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