It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 498 983 is not a prime number.
For example, 498 983 can be divided by 127: 498 983 / 127 = 3 929.
For 498 983 to be a prime number, it would have been required that 498 983 has only two divisors, i.e., itself and 1.
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498 983 is an odd number, because it is not evenly divisible by 2.
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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 498 983 is about 706.387.
Thus, the square root of 498 983 is not an integer, and therefore 498 983 is not a square number.
The square of a number (here 498 983) is the result of the product of this number (498 983) by itself (i.e., 498 983 × 498 983); the square of 498 983 is sometimes called "raising 498 983 to the power 2", or "498 983 squared".
The square of 498 983 is 248 984 034 289 because 498 983 × 498 983 = 498 9832 = 248 984 034 289.
As a consequence, 498 983 is the square root of 248 984 034 289.
The multiples of 498 983 are all integers evenly divisible by 498 983, that is all numbers such that the remainder of the division by 498 983 is zero. There are infinitely many multiples of 498 983. The smallest multiples of 498 983 are: