It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 120 028 is not a prime number.
For example, 120 028 can be divided by 2: 120 028 / 2 = 60 014.
For 120 028 to be a prime number, it would have been required that 120 028 has only two divisors, i.e., itself and 1.
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120 028 is an even number, because it is evenly divisible by 2: 120 028 / 2 = 60 014.
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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 120 028 is about 346.451.
Thus, the square root of 120 028 is not an integer, and therefore 120 028 is not a square number.
The square of a number (here 120 028) is the result of the product of this number (120 028) by itself (i.e., 120 028 × 120 028); the square of 120 028 is sometimes called "raising 120 028 to the power 2", or "120 028 squared".
The square of 120 028 is 14 406 720 784 because 120 028 × 120 028 = 120 0282 = 14 406 720 784.
As a consequence, 120 028 is the square root of 14 406 720 784.
The multiples of 120 028 are all integers evenly divisible by 120 028, that is all numbers such that the remainder of the division by 120 028 is zero. There are infinitely many multiples of 120 028. The smallest multiples of 120 028 are: