It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 164 488 is not a prime number.
For example, 164 488 can be divided by 2: 164 488 / 2 = 82 244.
For 164 488 to be a prime number, it would have been required that 164 488 has only two divisors, i.e., itself and 1.
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164 488 is an even number, because it is evenly divisible by 2: 164 488 / 2 = 82 244.
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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 164 488 is about 405.571.
Thus, the square root of 164 488 is not an integer, and therefore 164 488 is not a square number.
The square of a number (here 164 488) is the result of the product of this number (164 488) by itself (i.e., 164 488 × 164 488); the square of 164 488 is sometimes called "raising 164 488 to the power 2", or "164 488 squared".
The square of 164 488 is 27 056 302 144 because 164 488 × 164 488 = 164 4882 = 27 056 302 144.
As a consequence, 164 488 is the square root of 27 056 302 144.
The multiples of 164 488 are all integers evenly divisible by 164 488, that is all numbers such that the remainder of the division by 164 488 is zero. There are infinitely many multiples of 164 488. The smallest multiples of 164 488 are: