It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 120 303 is not a prime number.
For example, 120 303 can be divided by 3: 120 303 / 3 = 40 101.
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For 120 303 to be a prime number, it would have been required that 120 303 has only two divisors, i.e., itself and 1.
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120 303 is an odd number, because it is not evenly divisible by 2.
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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 120 303 is about 346.847.
Thus, the square root of 120 303 is not an integer, and therefore 120 303 is not a square number.
The square of a number (here 120 303) is the result of the product of this number (120 303) by itself (i.e., 120 303 × 120 303); the square of 120 303 is sometimes called "raising 120 303 to the power 2", or "120 303 squared".
The square of 120 303 is 14 472 811 809 because 120 303 × 120 303 = 120 3032 = 14 472 811 809.
As a consequence, 120 303 is the square root of 14 472 811 809.
The multiples of 120 303 are all integers evenly divisible by 120 303, that is all numbers such that the remainder of the division by 120 303 is zero. There are infinitely many multiples of 120 303. The smallest multiples of 120 303 are: