It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 120 172 is not a prime number.
For example, 120 172 can be divided by 2: 120 172 / 2 = 60 086.
For 120 172 to be a prime number, it would have been required that 120 172 has only two divisors, i.e., itself and 1.
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120 172 is an even number, because it is evenly divisible by 2: 120 172 / 2 = 60 086.
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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 120 172 is about 346.658.
Thus, the square root of 120 172 is not an integer, and therefore 120 172 is not a square number.
The square of a number (here 120 172) is the result of the product of this number (120 172) by itself (i.e., 120 172 × 120 172); the square of 120 172 is sometimes called "raising 120 172 to the power 2", or "120 172 squared".
The square of 120 172 is 14 441 309 584 because 120 172 × 120 172 = 120 1722 = 14 441 309 584.
As a consequence, 120 172 is the square root of 14 441 309 584.
The multiples of 120 172 are all integers evenly divisible by 120 172, that is all numbers such that the remainder of the division by 120 172 is zero. There are infinitely many multiples of 120 172. The smallest multiples of 120 172 are: