It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 120 699 is not a prime number.
For example, 120 699 can be divided by 3: 120 699 / 3 = 40 233.
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For 120 699 to be a prime number, it would have been required that 120 699 has only two divisors, i.e., itself and 1.
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120 699 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 120 699 is about 347.418.
Thus, the square root of 120 699 is not an integer, and therefore 120 699 is not a square number.
The square of a number (here 120 699) is the result of the product of this number (120 699) by itself (i.e., 120 699 × 120 699); the square of 120 699 is sometimes called "raising 120 699 to the power 2", or "120 699 squared".
The square of 120 699 is 14 568 248 601 because 120 699 × 120 699 = 120 6992 = 14 568 248 601.
As a consequence, 120 699 is the square root of 14 568 248 601.
The multiples of 120 699 are all integers evenly divisible by 120 699, that is all numbers such that the remainder of the division by 120 699 is zero. There are infinitely many multiples of 120 699. The smallest multiples of 120 699 are: