It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 748 498 is not a prime number.
For example, 748 498 can be divided by 2: 748 498 / 2 = 374 249.
For 748 498 to be a prime number, it would have been required that 748 498 has only two divisors, i.e., itself and 1.
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748 498 is an even number, because it is evenly divisible by 2: 748 498 / 2 = 374 249.
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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 748 498 is about 865.158.
Thus, the square root of 748 498 is not an integer, and therefore 748 498 is not a square number.
The square of a number (here 748 498) is the result of the product of this number (748 498) by itself (i.e., 748 498 × 748 498); the square of 748 498 is sometimes called "raising 748 498 to the power 2", or "748 498 squared".
The square of 748 498 is 560 249 256 004 because 748 498 × 748 498 = 748 4982 = 560 249 256 004.
As a consequence, 748 498 is the square root of 560 249 256 004.
The multiples of 748 498 are all integers evenly divisible by 748 498, that is all numbers such that the remainder of the division by 748 498 is zero. There are infinitely many multiples of 748 498. The smallest multiples of 748 498 are: