It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 240 498 042 is not a prime number.
For example, 240 498 042 can be divided by 2: 240 498 042 / 2 = 120 249 021.
For 240 498 042 to be a prime number, it would have been required that 240 498 042 has only two divisors, i.e., itself and 1.
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240 498 042 is an even number, because it is evenly divisible by 2: 240 498 042 / 2 = 120 249 021.
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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 240 498 042 is about 15 507.999.
Thus, the square root of 240 498 042 is not an integer, and therefore 240 498 042 is not a square number.
The square of a number (here 240 498 042) is the result of the product of this number (240 498 042) by itself (i.e., 240 498 042 × 240 498 042); the square of 240 498 042 is sometimes called "raising 240 498 042 to the power 2", or "240 498 042 squared".
The square of 240 498 042 is 57 839 308 205 833 760 because 240 498 042 × 240 498 042 = 240 498 0422 = 57 839 308 205 833 760.
As a consequence, 240 498 042 is the square root of 57 839 308 205 833 760.
240 498 042 is a number with 9 digits.
The multiples of 240 498 042 are all integers evenly divisible by 240 498 042, that is all numbers such that the remainder of the division by 240 498 042 is zero. There are infinitely many multiples of 240 498 042. The smallest multiples of 240 498 042 are: