It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 495 702 is not a prime number.
For example, 495 702 can be divided by 2: 495 702 / 2 = 247 851.
For 495 702 to be a prime number, it would have been required that 495 702 has only two divisors, i.e., itself and 1.
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495 702 is an even number, because it is evenly divisible by 2: 495 702 / 2 = 247 851.
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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 495 702 is about 704.061.
Thus, the square root of 495 702 is not an integer, and therefore 495 702 is not a square number.
The square of a number (here 495 702) is the result of the product of this number (495 702) by itself (i.e., 495 702 × 495 702); the square of 495 702 is sometimes called "raising 495 702 to the power 2", or "495 702 squared".
The square of 495 702 is 245 720 472 804 because 495 702 × 495 702 = 495 7022 = 245 720 472 804.
As a consequence, 495 702 is the square root of 245 720 472 804.
The multiples of 495 702 are all integers evenly divisible by 495 702, that is all numbers such that the remainder of the division by 495 702 is zero. There are infinitely many multiples of 495 702. The smallest multiples of 495 702 are: