It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 240 246 is not a prime number.
For example, 240 246 can be divided by 2: 240 246 / 2 = 120 123.
For 240 246 to be a prime number, it would have been required that 240 246 has only two divisors, i.e., itself and 1.
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240 246 is an even number, because it is evenly divisible by 2: 240 246 / 2 = 120 123.
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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 240 246 is about 490.149.
Thus, the square root of 240 246 is not an integer, and therefore 240 246 is not a square number.
The square of a number (here 240 246) is the result of the product of this number (240 246) by itself (i.e., 240 246 × 240 246); the square of 240 246 is sometimes called "raising 240 246 to the power 2", or "240 246 squared".
The square of 240 246 is 57 718 140 516 because 240 246 × 240 246 = 240 2462 = 57 718 140 516.
As a consequence, 240 246 is the square root of 57 718 140 516.
The multiples of 240 246 are all integers evenly divisible by 240 246, that is all numbers such that the remainder of the division by 240 246 is zero. There are infinitely many multiples of 240 246. The smallest multiples of 240 246 are: