18481420

18,481,420 is an even composite number composed of four prime numbers multiplied together.

What does the number 18481420 look like?

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

18481420 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 18481420:

2² × 5 × 23 × 40177

(2 × 2 × 5 × 23 × 40177)

See below for interesting mathematical facts about the number 18481420 from the Numbermatics database.

Names of 18481420

Cardinal: 18481420 can be written as Eighteen million, four hundred eighty-one thousand, four hundred twenty.

Scientific notation

Scientific notation: 1.848142 × 10⁷

Factors of 18481420

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 40207

Divisors of 18481420

Number of divisors d(n): 24
Complete list of divisors:
1 2 4 5 10 20 23 46 92 115 230 460 40177 80354 160708 200885 401770 803540 924071 1848142 3696284 4620355 9240710 18481420
Sum of all divisors σ(n): 40499424
Sum of proper divisors (its aliquot sum) s(n): 22018004
18481420 is an abundant number, because the sum of its proper divisors (22018004) is greater than itself. Its abundance is 3536584

Bases of 18481420

Binary: 1000110100000000100001100₂
Hexadecimal: 0x11A010C
Base-36: B04CS

Squares and roots of 18481420

18481420 squared (18481420²) is 341562885216400
18481420 cubed (18481420³) is 6312567138096079288000
The square root of 18481420 is 4299.0022098157
The cube root of 18481420 is 264.3900532055

Scales and comparisons

How big is 18481420?

18,481,420 seconds is equal to 30 weeks, 3 days, 21 hours, 43 minutes, 40 seconds.
To count from 1 to 18,481,420 would take you about forty-five 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 18481420 cubic inches would be around 22 feet tall.

Recreational maths with 18481420

18481420 backwards is 02418481
The number of decimal digits it has is: 8
The sum of 18481420's digits is 28
More coming soon!

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The information we have on file for 18481420 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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