It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 329 161 is not a prime number.
For example, 329 161 can be divided by 7: 329 161 / 7 = 47 023.
For 329 161 to be a prime number, it would have been required that 329 161 has only two divisors, i.e., itself and 1.
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329 161 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 329 161 is about 573.726.
Thus, the square root of 329 161 is not an integer, and therefore 329 161 is not a square number.
The square of a number (here 329 161) is the result of the product of this number (329 161) by itself (i.e., 329 161 × 329 161); the square of 329 161 is sometimes called "raising 329 161 to the power 2", or "329 161 squared".
The square of 329 161 is 108 346 963 921 because 329 161 × 329 161 = 329 1612 = 108 346 963 921.
As a consequence, 329 161 is the square root of 108 346 963 921.
The multiples of 329 161 are all integers evenly divisible by 329 161, that is all numbers such that the remainder of the division by 329 161 is zero. There are infinitely many multiples of 329 161. The smallest multiples of 329 161 are: