It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 498 748 is not a prime number.
For example, 498 748 can be divided by 2: 498 748 / 2 = 249 374.
For 498 748 to be a prime number, it would have been required that 498 748 has only two divisors, i.e., itself and 1.
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498 748 is an even number, because it is evenly divisible by 2: 498 748 / 2 = 249 374.
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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 498 748 is about 706.221.
Thus, the square root of 498 748 is not an integer, and therefore 498 748 is not a square number.
The square of a number (here 498 748) is the result of the product of this number (498 748) by itself (i.e., 498 748 × 498 748); the square of 498 748 is sometimes called "raising 498 748 to the power 2", or "498 748 squared".
The square of 498 748 is 248 749 567 504 because 498 748 × 498 748 = 498 7482 = 248 749 567 504.
As a consequence, 498 748 is the square root of 248 749 567 504.
The multiples of 498 748 are all integers evenly divisible by 498 748, that is all numbers such that the remainder of the division by 498 748 is zero. There are infinitely many multiples of 498 748. The smallest multiples of 498 748 are: