28208994

28,208,994 is an even composite number composed of five prime numbers multiplied together.

What does the number 28208994 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 32 divisors.

28208994 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 28208994:

2 × 3 × 11 × 23 × 18583

See below for interesting mathematical facts about the number 28208994 from the Numbermatics database.

Names of 28208994

Cardinal: 28208994 can be written as Twenty-eight million, two hundred eight thousand, nine hundred ninety-four.

Scientific notation

Scientific notation: 2.8208994 × 10⁷

Factors of 28208994

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 18622

Divisors of 28208994

Number of divisors d(n): 32
Complete list of divisors:
1 2 3 6 11 22 23 33 46 66 69 138 253 506 759 1518 18583 37166 55749 111498 204413 408826 427409 613239 854818 1226478 1282227 2564454 4701499 9402998 14104497 28208994
Sum of all divisors σ(n): 64226304
Sum of proper divisors (its aliquot sum) s(n): 36017310
28208994 is an abundant number, because the sum of its proper divisors (36017310) is greater than itself. Its abundance is 7808316

Bases of 28208994

Binary: 1101011100110111101100010₂
Hexadecimal: 0x1AE6F62
Base-36: GSM76

Squares and roots of 28208994

28208994 squared (28208994²) is 795747342492036
28208994 cubed (28208994³) is 22447232009873788571784
The square root of 28208994 is 5311.2139855215
The cube root of 28208994 is 304.4125357815

Scales and comparisons

How big is 28208994?

28,208,994 seconds is equal to 46 weeks, 4 days, 11 hours, 49 minutes, 54 seconds.
To count from 1 to 28,208,994 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 28208994 cubic inches would be around 25.4 feet tall.

Recreational maths with 28208994

28208994 backwards is 49980282
The number of decimal digits it has is: 8
The sum of 28208994's digits is 42
More coming soon!

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The information we have on file for 28208994 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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