It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 165 232 is not a prime number.
For example, 165 232 can be divided by 2: 165 232 / 2 = 82 616.
For 165 232 to be a prime number, it would have been required that 165 232 has only two divisors, i.e., itself and 1.
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165 232 is an even number, because it is evenly divisible by 2: 165 232 / 2 = 82 616.
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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 165 232 is about 406.487.
Thus, the square root of 165 232 is not an integer, and therefore 165 232 is not a square number.
The square of a number (here 165 232) is the result of the product of this number (165 232) by itself (i.e., 165 232 × 165 232); the square of 165 232 is sometimes called "raising 165 232 to the power 2", or "165 232 squared".
The square of 165 232 is 27 301 613 824 because 165 232 × 165 232 = 165 2322 = 27 301 613 824.
As a consequence, 165 232 is the square root of 27 301 613 824.
The multiples of 165 232 are all integers evenly divisible by 165 232, that is all numbers such that the remainder of the division by 165 232 is zero. There are infinitely many multiples of 165 232. The smallest multiples of 165 232 are: