18085420

18,085,420 is an even composite number composed of four prime numbers multiplied together.

What does the number 18085420 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

18085420 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 18085420:

2² × 5 × 173 × 5227

(2 × 2 × 5 × 173 × 5227)

See below for interesting mathematical facts about the number 18085420 from the Numbermatics database.

Names of 18085420

Cardinal: 18085420 can be written as Eighteen million, eighty-five thousand, four hundred twenty.

Scientific notation

Scientific notation: 1.808542 × 10⁷

Factors of 18085420

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 5407

Divisors of 18085420

Number of divisors d(n): 24
Complete list of divisors:
1 2 4 5 10 20 173 346 692 865 1730 3460 5227 10454 20908 26135 52270 104540 904271 1808542 3617084 4521355 9042710 18085420
Sum of all divisors σ(n): 38206224
Sum of proper divisors (its aliquot sum) s(n): 20120804
18085420 is an abundant number, because the sum of its proper divisors (20120804) is greater than itself. Its abundance is 2035384

Bases of 18085420

Binary: 1000100111111011000101100₂
Hexadecimal: 0x113F62C
Base-36: ARMSS

Squares and roots of 18085420

18085420 squared (18085420²) is 327082416576400
18085420 cubed (18085420³) is 5915422878399156088000
The square root of 18085420 is 4252.6956157243
The cube root of 18085420 is 262.4880478305

Scales and comparisons

How big is 18085420?

18,085,420 seconds is equal to 29 weeks, 6 days, 7 hours, 43 minutes, 40 seconds.
To count from 1 to 18,085,420 would take you about forty-four 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 18085420 cubic inches would be around 21.9 feet tall.

Recreational maths with 18085420

18085420 backwards is 02458081
The number of decimal digits it has is: 8
The sum of 18085420's digits is 28
More coming soon!

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The information we have on file for 18085420 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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