It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 167 442 is not a prime number.
For example, 167 442 can be divided by 2: 167 442 / 2 = 83 721.
For 167 442 to be a prime number, it would have been required that 167 442 has only two divisors, i.e., itself and 1.
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167 442 is an even number, because it is evenly divisible by 2: 167 442 / 2 = 83 721.
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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 167 442 is about 409.197.
Thus, the square root of 167 442 is not an integer, and therefore 167 442 is not a square number.
The square of a number (here 167 442) is the result of the product of this number (167 442) by itself (i.e., 167 442 × 167 442); the square of 167 442 is sometimes called "raising 167 442 to the power 2", or "167 442 squared".
The square of 167 442 is 28 036 823 364 because 167 442 × 167 442 = 167 4422 = 28 036 823 364.
As a consequence, 167 442 is the square root of 28 036 823 364.
The multiples of 167 442 are all integers evenly divisible by 167 442, that is all numbers such that the remainder of the division by 167 442 is zero. There are infinitely many multiples of 167 442. The smallest multiples of 167 442 are: