18689121

18,689,121 is an odd composite number composed of three prime numbers multiplied together.

What does the number 18689121 look like?

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

18689121 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 18689121:

3² × 11 × 188779

(3 × 3 × 11 × 188779)

See below for interesting mathematical facts about the number 18689121 from the Numbermatics database.

Names of 18689121

Cardinal: 18689121 can be written as Eighteen million, six hundred eighty-nine thousand, one hundred twenty-one.

Scientific notation

Scientific notation: 1.8689121 × 10⁷

Factors of 18689121

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 188793

Divisors of 18689121

Number of divisors d(n): 12
Complete list of divisors:
1 3 9 11 33 99 188779 566337 1699011 2076569 6229707 18689121
Sum of all divisors σ(n): 29449680
Sum of proper divisors (its aliquot sum) s(n): 10760559
18689121 is a deficient number, because the sum of its proper divisors (10760559) is less than itself. Its deficiency is 7928562

Bases of 18689121

Binary: 1000111010010110001100001₂
Hexadecimal: 0x11D2C61
Base-36: B4KM9

Squares and roots of 18689121

18689121 squared (18689121²) is 349283243752641
18689121 cubed (18689121³) is 6527796805765601718561
The square root of 18689121 is 4323.0916020829
The cube root of 18689121 is 265.3768034733

Scales and comparisons

How big is 18689121?

18,689,121 seconds is equal to 30 weeks, 6 days, 7 hours, 25 minutes, 21 seconds.
To count from 1 to 18,689,121 would take you about forty-six 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 18689121 cubic inches would be around 22.1 feet tall.

Recreational maths with 18689121

18689121 backwards is 12198681
The number of decimal digits it has is: 8
The sum of 18689121's digits is 36
More coming soon!

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The information we have on file for 18689121 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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