28080018

28,080,018 is an even composite number composed of three prime numbers multiplied together.

What does the number 28080018 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 18 divisors.

28080018 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eighteen divisors.

Prime factorization of 28080018:

2 × 3² × 1249²

(2 × 3 × 3 × 1249 × 1249)

See below for interesting mathematical facts about the number 28080018 from the Numbermatics database.

Names of 28080018

Cardinal: 28080018 can be written as Twenty-eight million, eighty thousand and eighteen.

Scientific notation

Scientific notation: 2.8080018 × 10⁷

Factors of 28080018

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 1254

Divisors of 28080018

Number of divisors d(n): 18
Complete list of divisors:
1 2 3 6 9 18 1249 2498 3747 7494 11241 22482 1560001 3120002 4680003 9360006 14040009 28080018
Sum of all divisors σ(n): 60888789
Sum of proper divisors (its aliquot sum) s(n): 32808771
28080018 is an abundant number, because the sum of its proper divisors (32808771) is greater than itself. Its abundance is 4728753

Bases of 28080018

Binary: 1101011000111011110010010₂
Hexadecimal: 0x1AC7792
Base-36: GPUOI

Squares and roots of 28080018

28080018 squared (28080018²) is 788487410880324
28080018 cubed (28080018³) is 22140740690292893765832
The square root of 28080018 is 5299.0582182119
The cube root of 28080018 is 303.9478860921

Scales and comparisons

How big is 28080018?

28,080,018 seconds is equal to 46 weeks, 3 days, 18 seconds.
To count from 1 to 28,080,018 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 28080018 cubic inches would be around 25.3 feet tall.

Recreational maths with 28080018

28080018 backwards is 81008082
The number of decimal digits it has is: 8
The sum of 28080018's digits is 27
More coming soon!

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The information we have on file for 28080018 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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