It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 242 108 is not a prime number.
For example, 242 108 can be divided by 2: 242 108 / 2 = 121 054.
For 242 108 to be a prime number, it would have been required that 242 108 has only two divisors, i.e., itself and 1.
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242 108 is an even number, because it is evenly divisible by 2: 242 108 / 2 = 121 054.
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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 242 108 is about 492.045.
Thus, the square root of 242 108 is not an integer, and therefore 242 108 is not a square number.
The square of a number (here 242 108) is the result of the product of this number (242 108) by itself (i.e., 242 108 × 242 108); the square of 242 108 is sometimes called "raising 242 108 to the power 2", or "242 108 squared".
The square of 242 108 is 58 616 283 664 because 242 108 × 242 108 = 242 1082 = 58 616 283 664.
As a consequence, 242 108 is the square root of 58 616 283 664.
The multiples of 242 108 are all integers evenly divisible by 242 108, that is all numbers such that the remainder of the division by 242 108 is zero. There are infinitely many multiples of 242 108. The smallest multiples of 242 108 are: