It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 240 248 is not a prime number.
For example, 240 248 can be divided by 2: 240 248 / 2 = 120 124.
For 240 248 to be a prime number, it would have been required that 240 248 has only two divisors, i.e., itself and 1.
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240 248 is an even number, because it is evenly divisible by 2: 240 248 / 2 = 120 124.
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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 240 248 is about 490.151.
Thus, the square root of 240 248 is not an integer, and therefore 240 248 is not a square number.
The square of a number (here 240 248) is the result of the product of this number (240 248) by itself (i.e., 240 248 × 240 248); the square of 240 248 is sometimes called "raising 240 248 to the power 2", or "240 248 squared".
The square of 240 248 is 57 719 101 504 because 240 248 × 240 248 = 240 2482 = 57 719 101 504.
As a consequence, 240 248 is the square root of 57 719 101 504.
The multiples of 240 248 are all integers evenly divisible by 240 248, that is all numbers such that the remainder of the division by 240 248 is zero. There are infinitely many multiples of 240 248. The smallest multiples of 240 248 are: