It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 242 248 is not a prime number.
For example, 242 248 can be divided by 2: 242 248 / 2 = 121 124.
For 242 248 to be a prime number, it would have been required that 242 248 has only two divisors, i.e., itself and 1.
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242 248 is an even number, because it is evenly divisible by 2: 242 248 / 2 = 121 124.
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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 242 248 is about 492.187.
Thus, the square root of 242 248 is not an integer, and therefore 242 248 is not a square number.
The square of a number (here 242 248) is the result of the product of this number (242 248) by itself (i.e., 242 248 × 242 248); the square of 242 248 is sometimes called "raising 242 248 to the power 2", or "242 248 squared".
The square of 242 248 is 58 684 093 504 because 242 248 × 242 248 = 242 2482 = 58 684 093 504.
As a consequence, 242 248 is the square root of 58 684 093 504.
The multiples of 242 248 are all integers evenly divisible by 242 248, that is all numbers such that the remainder of the division by 242 248 is zero. There are infinitely many multiples of 242 248. The smallest multiples of 242 248 are: