28647240

28,647,240 is an even composite number composed of four prime numbers multiplied together.

What does the number 28647240 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 32 divisors.

28647240 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 28647240:

2³ × 3 × 5 × 238727

(2 × 2 × 2 × 3 × 5 × 238727)

See below for interesting mathematical facts about the number 28647240 from the Numbermatics database.

Names of 28647240

Cardinal: 28647240 can be written as Twenty-eight million, six hundred forty-seven thousand, two hundred forty.

Scientific notation

Scientific notation: 2.864724 × 10⁷

Factors of 28647240

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 238737

Divisors of 28647240

Number of divisors d(n): 32
Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 238727 477454 716181 954908 1193635 1432362 1909816 2387270 2864724 3580905 4774540 5729448 7161810 9549080 14323620 28647240
Sum of all divisors σ(n): 85942080
Sum of proper divisors (its aliquot sum) s(n): 57294840
28647240 is an abundant number, because the sum of its proper divisors (57294840) is greater than itself. Its abundance is 28647600

Bases of 28647240

Binary: 1101101010001111101001000₂
Hexadecimal: 0x1B51F48
Base-36: H20CO

Squares and roots of 28647240

28647240 squared (28647240²) is 820664359617600
28647240 cubed (28647240³) is 23509768869411695424000
The square root of 28647240 is 5352.3116501191
The cube root of 28647240 is 305.9808608645

Scales and comparisons

How big is 28647240?

28,647,240 seconds is equal to 47 weeks, 2 days, 13 hours, 34 minutes.
To count from 1 to 28,647,240 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 28647240 cubic inches would be around 25.5 feet tall.

Recreational maths with 28647240

28647240 backwards is 04274682
The number of decimal digits it has is: 8
The sum of 28647240's digits is 33
More coming soon!

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The information we have on file for 28647240 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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