28172288

28,172,288 is an even composite number composed of three prime numbers multiplied together.

What does the number 28172288 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 56 divisors.

28172288 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of fifty-six divisors.

Prime factorization of 28172288:

2¹³ × 19 × 181

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 19 × 181)

See below for interesting mathematical facts about the number 28172288 from the Numbermatics database.

Names of 28172288

Cardinal: 28172288 can be written as Twenty-eight million, one hundred seventy-two thousand, two hundred eighty-eight.

Scientific notation

Scientific notation: 2.8172288 × 10⁷

Factors of 28172288

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 15
Sum of prime factors: 202

Divisors of 28172288

Number of divisors d(n): 56
Complete list of divisors:
1 2 4 8 16 19 32 38 64 76 128 152 181 256 304 362 512 608 724 1024 1216 1448 2048 2432 2896 3439 4096 4864 5792 6878 8192 9728 11584 13756 19456 23168 27512 38912 46336 55024 77824 92672 110048 155648 185344 220096 370688 440192 741376 880384 1482752 1760768 3521536 7043072 14086144 28172288
Sum of all divisors σ(n): 59634120
Sum of proper divisors (its aliquot sum) s(n): 31461832
28172288 is an abundant number, because the sum of its proper divisors (31461832) is greater than itself. Its abundance is 3289544

Bases of 28172288

Binary: 1101011011110000000000000₂
Hexadecimal: 0x1ADE000
Base-36: GRTVK

Squares and roots of 28172288

28172288 squared (28172288²) is 793677811154944
28172288 cubed (28172288³) is 22359719875066694991872
The square root of 28172288 is 5307.7573418535
The cube root of 28172288 is 304.2804429635

Scales and comparisons

How big is 28172288?

28,172,288 seconds is equal to 46 weeks, 4 days, 1 hour, 38 minutes, 8 seconds.
To count from 1 to 28,172,288 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 28172288 cubic inches would be around 25.4 feet tall.

Recreational maths with 28172288

28172288 backwards is 88227182
28172288 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 28172288's digits is 38
More coming soon!

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The information we have on file for 28172288 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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