It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 702 502 is not a prime number.
For example, 702 502 can be divided by 2: 702 502 / 2 = 351 251.
For 702 502 to be a prime number, it would have been required that 702 502 has only two divisors, i.e., itself and 1.
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702 502 is an even number, because it is evenly divisible by 2: 702 502 / 2 = 351 251.
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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 702 502 is about 838.154.
Thus, the square root of 702 502 is not an integer, and therefore 702 502 is not a square number.
The square of a number (here 702 502) is the result of the product of this number (702 502) by itself (i.e., 702 502 × 702 502); the square of 702 502 is sometimes called "raising 702 502 to the power 2", or "702 502 squared".
The square of 702 502 is 493 509 060 004 because 702 502 × 702 502 = 702 5022 = 493 509 060 004.
As a consequence, 702 502 is the square root of 493 509 060 004.
The multiples of 702 502 are all integers evenly divisible by 702 502, that is all numbers such that the remainder of the division by 702 502 is zero. There are infinitely many multiples of 702 502. The smallest multiples of 702 502 are: