It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 989 502 is not a prime number.
For example, 989 502 can be divided by 2: 989 502 / 2 = 494 751.
For 989 502 to be a prime number, it would have been required that 989 502 has only two divisors, i.e., itself and 1.
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989 502 is an even number, because it is evenly divisible by 2: 989 502 / 2 = 494 751.
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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 989 502 is about 994.737.
Thus, the square root of 989 502 is not an integer, and therefore 989 502 is not a square number.
The square of a number (here 989 502) is the result of the product of this number (989 502) by itself (i.e., 989 502 × 989 502); the square of 989 502 is sometimes called "raising 989 502 to the power 2", or "989 502 squared".
The square of 989 502 is 979 114 208 004 because 989 502 × 989 502 = 989 5022 = 979 114 208 004.
As a consequence, 989 502 is the square root of 979 114 208 004.
The multiples of 989 502 are all integers evenly divisible by 989 502, that is all numbers such that the remainder of the division by 989 502 is zero. There are infinitely many multiples of 989 502. The smallest multiples of 989 502 are: