It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 167 312 is not a prime number.
For example, 167 312 can be divided by 2: 167 312 / 2 = 83 656.
For 167 312 to be a prime number, it would have been required that 167 312 has only two divisors, i.e., itself and 1.
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167 312 is an even number, because it is evenly divisible by 2: 167 312 / 2 = 83 656.
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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 167 312 is about 409.038.
Thus, the square root of 167 312 is not an integer, and therefore 167 312 is not a square number.
The square of a number (here 167 312) is the result of the product of this number (167 312) by itself (i.e., 167 312 × 167 312); the square of 167 312 is sometimes called "raising 167 312 to the power 2", or "167 312 squared".
The square of 167 312 is 27 993 305 344 because 167 312 × 167 312 = 167 3122 = 27 993 305 344.
As a consequence, 167 312 is the square root of 27 993 305 344.
The multiples of 167 312 are all integers evenly divisible by 167 312, that is all numbers such that the remainder of the division by 167 312 is zero. There are infinitely many multiples of 167 312. The smallest multiples of 167 312 are: