It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 180 018 is not a prime number.
For example, 180 018 can be divided by 2: 180 018 / 2 = 90 009.
For 180 018 to be a prime number, it would have been required that 180 018 has only two divisors, i.e., itself and 1.
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180 018 is an even number, because it is evenly divisible by 2: 180 018 / 2 = 90 009.
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A number is a perfect square (or a square number) if its square root is an integer; that is to say, it is the product of an integer with itself. Here, the square root of 180 018 is about 424.285.
Thus, the square root of 180 018 is not an integer, and therefore 180 018 is not a square number.
The square of a number (here 180 018) is the result of the product of this number (180 018) by itself (i.e., 180 018 × 180 018); the square of 180 018 is sometimes called "raising 180 018 to the power 2", or "180 018 squared".
The square of 180 018 is 32 406 480 324 because 180 018 × 180 018 = 180 0182 = 32 406 480 324.
As a consequence, 180 018 is the square root of 32 406 480 324.
The multiples of 180 018 are all integers evenly divisible by 180 018, that is all numbers such that the remainder of the division by 180 018 is zero. There are infinitely many multiples of 180 018. The smallest multiples of 180 018 are: