It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 163 167 is not a prime number.
For example, 163 167 can be divided by 3: 163 167 / 3 = 54 389.
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For 163 167 to be a prime number, it would have been required that 163 167 has only two divisors, i.e., itself and 1.
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163 167 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 163 167 is about 403.939.
Thus, the square root of 163 167 is not an integer, and therefore 163 167 is not a square number.
The square of a number (here 163 167) is the result of the product of this number (163 167) by itself (i.e., 163 167 × 163 167); the square of 163 167 is sometimes called "raising 163 167 to the power 2", or "163 167 squared".
The square of 163 167 is 26 623 469 889 because 163 167 × 163 167 = 163 1672 = 26 623 469 889.
As a consequence, 163 167 is the square root of 26 623 469 889.
The multiples of 163 167 are all integers evenly divisible by 163 167, that is all numbers such that the remainder of the division by 163 167 is zero. There are infinitely many multiples of 163 167. The smallest multiples of 163 167 are: