28857015

28,857,015 is an odd composite number composed of five prime numbers multiplied together.

What does the number 28857015 look like?

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

28857015 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 28857015:

3² × 5 × 11 × 97 × 601

(3 × 3 × 5 × 11 × 97 × 601)

See below for interesting mathematical facts about the number 28857015 from the Numbermatics database.

Names of 28857015

Cardinal: 28857015 can be written as Twenty-eight million, eight hundred fifty-seven thousand and fifteen.

Scientific notation

Scientific notation: 2.8857015 × 10⁷

Factors of 28857015

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 717

Divisors of 28857015

Number of divisors d(n): 48
Complete list of divisors:
1 3 5 9 11 15 33 45 55 97 99 165 291 485 495 601 873 1067 1455 1803 3005 3201 4365 5335 5409 6611 9015 9603 16005 19833 27045 33055 48015 58297 59499 99165 174891 291485 297495 524673 641267 874455 1923801 2623365 3206335 5771403 9619005 28857015
Sum of all divisors σ(n): 55220256
Sum of proper divisors (its aliquot sum) s(n): 26363241
28857015 is a deficient number, because the sum of its proper divisors (26363241) is less than itself. Its deficiency is 2493774

Bases of 28857015

Binary: 1101110000101001010110111₂
Hexadecimal: 0x1B852B7
Base-36: H6I7R

Squares and roots of 28857015

28857015 squared (28857015²) is 832727314710225
28857015 cubed (28857015³) is 24030024611502683478375
The square root of 28857015 is 5371.8725785335
The cube root of 28857015 is 306.7259133851

Scales and comparisons

How big is 28857015?

28,857,015 seconds is equal to 47 weeks, 4 days, 23 hours, 50 minutes, 15 seconds.
To count from 1 to 28,857,015 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 28857015 cubic inches would be around 25.6 feet tall.

Recreational maths with 28857015

28857015 backwards is 51075882
The number of decimal digits it has is: 8
The sum of 28857015's digits is 36
More coming soon!

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The information we have on file for 28857015 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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