It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 120 174 is not a prime number.
For example, 120 174 can be divided by 2: 120 174 / 2 = 60 087.
For 120 174 to be a prime number, it would have been required that 120 174 has only two divisors, i.e., itself and 1.
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120 174 is an even number, because it is evenly divisible by 2: 120 174 / 2 = 60 087.
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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 120 174 is about 346.661.
Thus, the square root of 120 174 is not an integer, and therefore 120 174 is not a square number.
The square of a number (here 120 174) is the result of the product of this number (120 174) by itself (i.e., 120 174 × 120 174); the square of 120 174 is sometimes called "raising 120 174 to the power 2", or "120 174 squared".
The square of 120 174 is 14 441 790 276 because 120 174 × 120 174 = 120 1742 = 14 441 790 276.
As a consequence, 120 174 is the square root of 14 441 790 276.
The multiples of 120 174 are all integers evenly divisible by 120 174, that is all numbers such that the remainder of the division by 120 174 is zero. There are infinitely many multiples of 120 174. The smallest multiples of 120 174 are: