It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 167 169 is not a prime number.
For example, 167 169 can be divided by 3: 167 169 / 3 = 55 723.
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For 167 169 to be a prime number, it would have been required that 167 169 has only two divisors, i.e., itself and 1.
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167 169 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 167 169 is about 408.863.
Thus, the square root of 167 169 is not an integer, and therefore 167 169 is not a square number.
The square of a number (here 167 169) is the result of the product of this number (167 169) by itself (i.e., 167 169 × 167 169); the square of 167 169 is sometimes called "raising 167 169 to the power 2", or "167 169 squared".
The square of 167 169 is 27 945 474 561 because 167 169 × 167 169 = 167 1692 = 27 945 474 561.
As a consequence, 167 169 is the square root of 27 945 474 561.
The multiples of 167 169 are all integers evenly divisible by 167 169, that is all numbers such that the remainder of the division by 167 169 is zero. There are infinitely many multiples of 167 169. The smallest multiples of 167 169 are: