28008666

28,008,666 is an even composite number composed of four prime numbers multiplied together.

What does the number 28008666 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 48 divisors.

28008666 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 28008666:

2 × 3⁵ × 7 × 8233

(2 × 3 × 3 × 3 × 3 × 3 × 7 × 8233)

See below for interesting mathematical facts about the number 28008666 from the Numbermatics database.

Names of 28008666

Cardinal: 28008666 can be written as Twenty-eight million, eight thousand, six hundred sixty-six.

Scientific notation

Scientific notation: 2.8008666 × 10⁷

Factors of 28008666

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 8
Sum of prime factors: 8245

Divisors of 28008666

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 6 7 9 14 18 21 27 42 54 63 81 126 162 189 243 378 486 567 1134 1701 3402 8233 16466 24699 49398 57631 74097 115262 148194 172893 222291 345786 444582 518679 666873 1037358 1333746 1556037 2000619 3112074 4001238 4668111 9336222 14004333 28008666
Sum of all divisors σ(n): 71932224
Sum of proper divisors (its aliquot sum) s(n): 43923558
28008666 is an abundant number, because the sum of its proper divisors (43923558) is greater than itself. Its abundance is 15914892

Bases of 28008666

Binary: 1101010110110000011011010₂
Hexadecimal: 0x1AB60DA
Base-36: GOBMI

Squares and roots of 28008666

28008666 squared (28008666²) is 784485371099556
28008666 cubed (28008666³) is 21972388741013516752296
The square root of 28008666 is 5292.3214188105
The cube root of 28008666 is 303.6902214323

Scales and comparisons

How big is 28008666?

28,008,666 seconds is equal to 46 weeks, 2 days, 4 hours, 11 minutes, 6 seconds.
To count from 1 to 28,008,666 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 28008666 cubic inches would be around 25.3 feet tall.

Recreational maths with 28008666

28008666 backwards is 66680082
The number of decimal digits it has is: 8
The sum of 28008666's digits is 36
More coming soon!

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The information we have on file for 28008666 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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