18220188

18,220,188 is an even composite number composed of five prime numbers multiplied together.

What does the number 18220188 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

18220188 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 18220188:

2² × 3 × 7 × 31 × 6997

(2 × 2 × 3 × 7 × 31 × 6997)

See below for interesting mathematical facts about the number 18220188 from the Numbermatics database.

Names of 18220188

Cardinal: 18220188 can be written as Eighteen million, two hundred twenty thousand, one hundred eighty-eight.

Scientific notation

Scientific notation: 1.8220188 × 10⁷

Factors of 18220188

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 7040

Divisors of 18220188

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 4 6 7 12 14 21 28 31 42 62 84 93 124 186 217 372 434 651 868 1302 2604 6997 13994 20991 27988 41982 48979 83964 97958 146937 195916 216907 293874 433814 587748 650721 867628 1301442 1518349 2602884 3036698 4555047 6073396 9110094 18220188
Sum of all divisors σ(n): 50161664
Sum of proper divisors (its aliquot sum) s(n): 31941476
18220188 is an abundant number, because the sum of its proper divisors (31941476) is greater than itself. Its abundance is 13721288

Bases of 18220188

Binary: 1000101100000010010011100₂
Hexadecimal: 0x116049C
Base-36: AUISC

Squares and roots of 18220188

18220188 squared (18220188²) is 331975250755344
18220188 cubed (18220188³) is 6048651480109509684672
The square root of 18220188 is 4268.5112158691
The cube root of 18220188 is 263.1384332921

Scales and comparisons

How big is 18220188?

18,220,188 seconds is equal to 30 weeks, 21 hours, 9 minutes, 48 seconds.
To count from 1 to 18,220,188 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 18220188 cubic inches would be around 21.9 feet tall.

Recreational maths with 18220188

18220188 backwards is 88102281
The number of decimal digits it has is: 8
The sum of 18220188's digits is 30
More coming soon!

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The information we have on file for 18220188 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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