28662490

28,662,490 is an even composite number composed of three prime numbers multiplied together.

What does the number 28662490 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

28662490 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 28662490:

2 × 5 × 1693²

(2 × 5 × 1693 × 1693)

See below for interesting mathematical facts about the number 28662490 from the Numbermatics database.

Names of 28662490

Cardinal: 28662490 can be written as Twenty-eight million, six hundred sixty-two thousand, four hundred ninety.

Scientific notation

Scientific notation: 2.866249 × 10⁷

Factors of 28662490

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 1700

Divisors of 28662490

Number of divisors d(n): 12
Complete list of divisors:
1 2 5 10 1693 3386 8465 16930 2866249 5732498 14331245 28662490
Sum of all divisors σ(n): 51622974
Sum of proper divisors (its aliquot sum) s(n): 22960484
28662490 is a deficient number, because the sum of its proper divisors (22960484) is less than itself. Its deficiency is 5702006

Bases of 28662490

Binary: 1101101010101101011011010₂
Hexadecimal: 0x1B55ADA
Base-36: H2C4A

Squares and roots of 28662490

28662490 squared (28662490²) is 821538333000100
28662490 cubed (28662490³) is 23547334254232036249000
The square root of 28662490 is 5353.7360786651
The cube root of 28662490 is 306.0351462613

Scales and comparisons

How big is 28662490?

28,662,490 seconds is equal to 47 weeks, 2 days, 17 hours, 48 minutes, 10 seconds.
To count from 1 to 28,662,490 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 28662490 cubic inches would be around 25.5 feet tall.

Recreational maths with 28662490

28662490 backwards is 09426682
The number of decimal digits it has is: 8
The sum of 28662490's digits is 37
More coming soon!

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The information we have on file for 28662490 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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