It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 120 382 is not a prime number.
For example, 120 382 can be divided by 2: 120 382 / 2 = 60 191.
For 120 382 to be a prime number, it would have been required that 120 382 has only two divisors, i.e., itself and 1.
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120 382 is an even number, because it is evenly divisible by 2: 120 382 / 2 = 60 191.
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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 120 382 is about 346.961.
Thus, the square root of 120 382 is not an integer, and therefore 120 382 is not a square number.
The square of a number (here 120 382) is the result of the product of this number (120 382) by itself (i.e., 120 382 × 120 382); the square of 120 382 is sometimes called "raising 120 382 to the power 2", or "120 382 squared".
The square of 120 382 is 14 491 825 924 because 120 382 × 120 382 = 120 3822 = 14 491 825 924.
As a consequence, 120 382 is the square root of 14 491 825 924.
The multiples of 120 382 are all integers evenly divisible by 120 382, that is all numbers such that the remainder of the division by 120 382 is zero. There are infinitely many multiples of 120 382. The smallest multiples of 120 382 are: