It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 493 959 is not a prime number.
For example, 493 959 can be divided by 3: 493 959 / 3 = 164 653.
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For 493 959 to be a prime number, it would have been required that 493 959 has only two divisors, i.e., itself and 1.
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493 959 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 493 959 is about 702.822.
Thus, the square root of 493 959 is not an integer, and therefore 493 959 is not a square number.
The square of a number (here 493 959) is the result of the product of this number (493 959) by itself (i.e., 493 959 × 493 959); the square of 493 959 is sometimes called "raising 493 959 to the power 2", or "493 959 squared".
The square of 493 959 is 243 995 493 681 because 493 959 × 493 959 = 493 9592 = 243 995 493 681.
As a consequence, 493 959 is the square root of 243 995 493 681.
The multiples of 493 959 are all integers evenly divisible by 493 959, that is all numbers such that the remainder of the division by 493 959 is zero. There are infinitely many multiples of 493 959. The smallest multiples of 493 959 are: