28904208

28,904,208 is an even composite number composed of four prime numbers multiplied together.

What does the number 28904208 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 40 divisors.

28904208 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 28904208:

2⁴ × 3 × 661 × 911

(2 × 2 × 2 × 2 × 3 × 661 × 911)

See below for interesting mathematical facts about the number 28904208 from the Numbermatics database.

Names of 28904208

Cardinal: 28904208 can be written as Twenty-eight million, nine hundred four thousand, two hundred eight.

Scientific notation

Scientific notation: 2.8904208 × 10⁷

Factors of 28904208

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 1577

Divisors of 28904208

Number of divisors d(n): 40
Complete list of divisors:
1 2 3 4 6 8 12 16 24 48 661 911 1322 1822 1983 2644 2733 3644 3966 5288 5466 7288 7932 10576 10932 14576 15864 21864 31728 43728 602171 1204342 1806513 2408684 3613026 4817368 7226052 9634736 14452104 28904208
Sum of all divisors σ(n): 74864256
Sum of proper divisors (its aliquot sum) s(n): 45960048
28904208 is an abundant number, because the sum of its proper divisors (45960048) is greater than itself. Its abundance is 17055840

Bases of 28904208

Binary: 1101110010000101100010000₂
Hexadecimal: 0x1B90B10
Base-36: H7IMO

Squares and roots of 28904208

28904208 squared (28904208²) is 835453240107264
28904208 cubed (28904208³) is 24148114226334300966912
The square root of 28904208 is 5376.2633864051
The cube root of 28904208 is 306.8930296787

Scales and comparisons

How big is 28904208?

28,904,208 seconds is equal to 47 weeks, 5 days, 12 hours, 56 minutes, 48 seconds.
To count from 1 to 28,904,208 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 28904208 cubic inches would be around 25.6 feet tall.

Recreational maths with 28904208

28904208 backwards is 80240982
The number of decimal digits it has is: 8
The sum of 28904208's digits is 33
More coming soon!

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The information we have on file for 28904208 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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