It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 989 113 is not a prime number.
For example, 989 113 can be divided by 269: 989 113 / 269 = 3 677.
For 989 113 to be a prime number, it would have been required that 989 113 has only two divisors, i.e., itself and 1.
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989 113 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 989 113 is about 994.542.
Thus, the square root of 989 113 is not an integer, and therefore 989 113 is not a square number.
The square of a number (here 989 113) is the result of the product of this number (989 113) by itself (i.e., 989 113 × 989 113); the square of 989 113 is sometimes called "raising 989 113 to the power 2", or "989 113 squared".
The square of 989 113 is 978 344 526 769 because 989 113 × 989 113 = 989 1132 = 978 344 526 769.
As a consequence, 989 113 is the square root of 978 344 526 769.
The multiples of 989 113 are all integers evenly divisible by 989 113, that is all numbers such that the remainder of the division by 989 113 is zero. There are infinitely many multiples of 989 113. The smallest multiples of 989 113 are: