It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 165 183 is not a prime number.
For example, 165 183 can be divided by 3: 165 183 / 3 = 55 061.
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For 165 183 to be a prime number, it would have been required that 165 183 has only two divisors, i.e., itself and 1.
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165 183 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 165 183 is about 406.427.
Thus, the square root of 165 183 is not an integer, and therefore 165 183 is not a square number.
The square of a number (here 165 183) is the result of the product of this number (165 183) by itself (i.e., 165 183 × 165 183); the square of 165 183 is sometimes called "raising 165 183 to the power 2", or "165 183 squared".
The square of 165 183 is 27 285 423 489 because 165 183 × 165 183 = 165 1832 = 27 285 423 489.
As a consequence, 165 183 is the square root of 27 285 423 489.
The multiples of 165 183 are all integers evenly divisible by 165 183, that is all numbers such that the remainder of the division by 165 183 is zero. There are infinitely many multiples of 165 183. The smallest multiples of 165 183 are: