28319291

28,319,291 is an odd composite number composed of five prime numbers multiplied together.

What does the number 28319291 look like?

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

28319291 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 28319291:

7 × 11 × 13 × 19 × 1489

See below for interesting mathematical facts about the number 28319291 from the Numbermatics database.

Names of 28319291

Cardinal: 28319291 can be written as Twenty-eight million, three hundred nineteen thousand, two hundred ninety-one.

Scientific notation

Scientific notation: 2.8319291 × 10⁷

Factors of 28319291

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 1539

Divisors of 28319291

Number of divisors d(n): 32
Complete list of divisors:
1 7 11 13 19 77 91 133 143 209 247 1001 1463 1489 1729 2717 10423 16379 19019 19357 28291 114653 135499 198037 212927 311201 367783 1490489 2178407 2574481 4045613 28319291
Sum of all divisors σ(n): 40051200
Sum of proper divisors (its aliquot sum) s(n): 11731909
28319291 is a deficient number, because the sum of its proper divisors (11731909) is less than itself. Its deficiency is 16587382

Bases of 28319291

Binary: 1101100000001111000111011₂
Hexadecimal: 0x1B01E3B
Base-36: GUZAZ

Squares and roots of 28319291

28319291 squared (28319291²) is 801982242742681
28319291 cubed (28319291³) is 22711568509062621359171
The square root of 28319291 is 5321.5872632139
The cube root of 28319291 is 304.8087702105

Scales and comparisons

How big is 28319291?

28,319,291 seconds is equal to 46 weeks, 5 days, 18 hours, 28 minutes, 11 seconds.
To count from 1 to 28,319,291 would take you about eighteen 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 28319291 cubic inches would be around 25.4 feet tall.

Recreational maths with 28319291

28319291 backwards is 19291382
The number of decimal digits it has is: 8
The sum of 28319291's digits is 35
More coming soon!

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The information we have on file for 28319291 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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