It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 989 677 is not a prime number.
For example, 989 677 can be divided by 13: 989 677 / 13 = 76 129.
For 989 677 to be a prime number, it would have been required that 989 677 has only two divisors, i.e., itself and 1.
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989 677 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 989 677 is about 994.825.
Thus, the square root of 989 677 is not an integer, and therefore 989 677 is not a square number.
The square of a number (here 989 677) is the result of the product of this number (989 677) by itself (i.e., 989 677 × 989 677); the square of 989 677 is sometimes called "raising 989 677 to the power 2", or "989 677 squared".
The square of 989 677 is 979 460 564 329 because 989 677 × 989 677 = 989 6772 = 979 460 564 329.
As a consequence, 989 677 is the square root of 979 460 564 329.
The multiples of 989 677 are all integers evenly divisible by 989 677, that is all numbers such that the remainder of the division by 989 677 is zero. There are infinitely many multiples of 989 677. The smallest multiples of 989 677 are: