28159290

28,159,290 is an even composite number composed of five prime numbers multiplied together.

What does the number 28159290 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

28159290 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 28159290:

2 × 3² × 5 × 29 × 10789

(2 × 3 × 3 × 5 × 29 × 10789)

See below for interesting mathematical facts about the number 28159290 from the Numbermatics database.

Names of 28159290

Cardinal: 28159290 can be written as Twenty-eight million, one hundred fifty-nine thousand, two hundred ninety.

Scientific notation

Scientific notation: 2.815929 × 10⁷

Factors of 28159290

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 10828

Divisors of 28159290

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 5 6 9 10 15 18 29 30 45 58 87 90 145 174 261 290 435 522 870 1305 2610 10789 21578 32367 53945 64734 97101 107890 161835 194202 312881 323670 485505 625762 938643 971010 1564405 1877286 2815929 3128810 4693215 5631858 9386430 14079645 28159290
Sum of all divisors σ(n): 75745800
Sum of proper divisors (its aliquot sum) s(n): 47586510
28159290 is an abundant number, because the sum of its proper divisors (47586510) is greater than itself. Its abundance is 19427220

Bases of 28159290

Binary: 1101011011010110100111010₂
Hexadecimal: 0x1ADAD3A
Base-36: GRJUI

Squares and roots of 28159290

28159290 squared (28159290²) is 792945613304100
28159290 cubed (28159290³) is 22328785479258010089000
The square root of 28159290 is 5306.5327663173
The cube root of 28159290 is 304.2336399301

Scales and comparisons

How big is 28159290?

28,159,290 seconds is equal to 46 weeks, 3 days, 22 hours, 1 minute, 30 seconds.
To count from 1 to 28,159,290 would take you about seventeen 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 28159290 cubic inches would be around 25.4 feet tall.

Recreational maths with 28159290

28159290 backwards is 09295182
The number of decimal digits it has is: 8
The sum of 28159290's digits is 36
More coming soon!

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The information we have on file for 28159290 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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