28506972

28,506,972 is an even composite number composed of five prime numbers multiplied together.

What does the number 28506972 look like?

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

28506972 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 28506972:

2² × 3 × 13 × 41 × 4457

(2 × 2 × 3 × 13 × 41 × 4457)

See below for interesting mathematical facts about the number 28506972 from the Numbermatics database.

Names of 28506972

Cardinal: 28506972 can be written as Twenty-eight million, five hundred six thousand, nine hundred seventy-two.

Scientific notation

Scientific notation: 2.8506972 × 10⁷

Factors of 28506972

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 4516

Divisors of 28506972

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 4 6 12 13 26 39 41 52 78 82 123 156 164 246 492 533 1066 1599 2132 3198 4457 6396 8914 13371 17828 26742 53484 57941 115882 173823 182737 231764 347646 365474 548211 695292 730948 1096422 2192844 2375581 4751162 7126743 9502324 14253486 28506972
Sum of all divisors σ(n): 73396512
Sum of proper divisors (its aliquot sum) s(n): 44889540
28506972 is an abundant number, because the sum of its proper divisors (44889540) is greater than itself. Its abundance is 16382568

Bases of 28506972

Binary: 1101100101111101101011100₂
Hexadecimal: 0x1B2FB5C
Base-36: GZ04C

Squares and roots of 28506972

28506972 squared (28506972²) is 812647452608784
28506972 cubed (28506972³) is 23166118177389932442048
The square root of 28506972 is 5339.1920737131
The cube root of 28506972 is 305.4806432235

Scales and comparisons

How big is 28506972?

28,506,972 seconds is equal to 47 weeks, 22 hours, 36 minutes, 12 seconds.
To count from 1 to 28,506,972 would take you about eighteen 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 28506972 cubic inches would be around 25.5 feet tall.

Recreational maths with 28506972

28506972 backwards is 27960582
28506972 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 28506972's digits is 39
More coming soon!

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The information we have on file for 28506972 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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