28873290

28,873,290 is an even composite number composed of five prime numbers multiplied together.

What does the number 28873290 look like?

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

28873290 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 28873290:

2 × 3 × 5 × 419 × 2297

See below for interesting mathematical facts about the number 28873290 from the Numbermatics database.

Names of 28873290

Cardinal: 28873290 can be written as Twenty-eight million, eight hundred seventy-three thousand, two hundred ninety.

Scientific notation

Scientific notation: 2.887329 × 10⁷

Factors of 28873290

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 2726

Divisors of 28873290

Number of divisors d(n): 32
Complete list of divisors:
1 2 3 5 6 10 15 30 419 838 1257 2095 2297 2514 4190 4594 6285 6891 11485 12570 13782 22970 34455 68910 962443 1924886 2887329 4812215 5774658 9624430 14436645 28873290
Sum of all divisors σ(n): 69491520
Sum of proper divisors (its aliquot sum) s(n): 40618230
28873290 is an abundant number, because the sum of its proper divisors (40618230) is greater than itself. Its abundance is 11744940

Bases of 28873290

Binary: 1101110001001001001001010₂
Hexadecimal: 0x1B8924A
Base-36: H6URU

Squares and roots of 28873290

28873290 squared (28873290²) is 833666875424100
28873290 cubed (28873290³) is 24070705457513912289000
The square root of 28873290 is 5373.3871998955
The cube root of 28873290 is 306.7835657567

Scales and comparisons

How big is 28873290?

28,873,290 seconds is equal to 47 weeks, 5 days, 4 hours, 21 minutes, 30 seconds.
To count from 1 to 28,873,290 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 28873290 cubic inches would be around 25.6 feet tall.

Recreational maths with 28873290

28873290 backwards is 09237882
The number of decimal digits it has is: 8
The sum of 28873290's digits is 39
More coming soon!

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The information we have on file for 28873290 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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