It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 120 604 is not a prime number.
For example, 120 604 can be divided by 2: 120 604 / 2 = 60 302.
For 120 604 to be a prime number, it would have been required that 120 604 has only two divisors, i.e., itself and 1.
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120 604 is an even number, because it is evenly divisible by 2: 120 604 / 2 = 60 302.
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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 120 604 is about 347.281.
Thus, the square root of 120 604 is not an integer, and therefore 120 604 is not a square number.
The square of a number (here 120 604) is the result of the product of this number (120 604) by itself (i.e., 120 604 × 120 604); the square of 120 604 is sometimes called "raising 120 604 to the power 2", or "120 604 squared".
The square of 120 604 is 14 545 324 816 because 120 604 × 120 604 = 120 6042 = 14 545 324 816.
As a consequence, 120 604 is the square root of 14 545 324 816.
The multiples of 120 604 are all integers evenly divisible by 120 604, that is all numbers such that the remainder of the division by 120 604 is zero. There are infinitely many multiples of 120 604. The smallest multiples of 120 604 are: