It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 120 972 is not a prime number.
For example, 120 972 can be divided by 2: 120 972 / 2 = 60 486.
For 120 972 to be a prime number, it would have been required that 120 972 has only two divisors, i.e., itself and 1.
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120 972 is an even number, because it is evenly divisible by 2: 120 972 / 2 = 60 486.
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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 120 972 is about 347.810.
Thus, the square root of 120 972 is not an integer, and therefore 120 972 is not a square number.
The square of a number (here 120 972) is the result of the product of this number (120 972) by itself (i.e., 120 972 × 120 972); the square of 120 972 is sometimes called "raising 120 972 to the power 2", or "120 972 squared".
The square of 120 972 is 14 634 224 784 because 120 972 × 120 972 = 120 9722 = 14 634 224 784.
As a consequence, 120 972 is the square root of 14 634 224 784.
The multiples of 120 972 are all integers evenly divisible by 120 972, that is all numbers such that the remainder of the division by 120 972 is zero. There are infinitely many multiples of 120 972. The smallest multiples of 120 972 are: