It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 120 589 is not a prime number.
For example, 120 589 can be divided by 7: 120 589 / 7 = 17 227.
For 120 589 to be a prime number, it would have been required that 120 589 has only two divisors, i.e., itself and 1.
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120 589 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 120 589 is about 347.259.
Thus, the square root of 120 589 is not an integer, and therefore 120 589 is not a square number.
The square of a number (here 120 589) is the result of the product of this number (120 589) by itself (i.e., 120 589 × 120 589); the square of 120 589 is sometimes called "raising 120 589 to the power 2", or "120 589 squared".
The square of 120 589 is 14 541 706 921 because 120 589 × 120 589 = 120 5892 = 14 541 706 921.
As a consequence, 120 589 is the square root of 14 541 706 921.
The multiples of 120 589 are all integers evenly divisible by 120 589, that is all numbers such that the remainder of the division by 120 589 is zero. There are infinitely many multiples of 120 589. The smallest multiples of 120 589 are: