It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 130 122 is not a prime number.
For example, 130 122 can be divided by 2: 130 122 / 2 = 65 061.
For 130 122 to be a prime number, it would have been required that 130 122 has only two divisors, i.e., itself and 1.
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130 122 is an even number, because it is evenly divisible by 2: 130 122 / 2 = 65 061.
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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 130 122 is about 360.724.
Thus, the square root of 130 122 is not an integer, and therefore 130 122 is not a square number.
The square of a number (here 130 122) is the result of the product of this number (130 122) by itself (i.e., 130 122 × 130 122); the square of 130 122 is sometimes called "raising 130 122 to the power 2", or "130 122 squared".
The square of 130 122 is 16 931 734 884 because 130 122 × 130 122 = 130 1222 = 16 931 734 884.
As a consequence, 130 122 is the square root of 16 931 734 884.
The multiples of 130 122 are all integers evenly divisible by 130 122, that is all numbers such that the remainder of the division by 130 122 is zero. There are infinitely many multiples of 130 122. The smallest multiples of 130 122 are: