It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 130 872 is not a prime number.
For example, 130 872 can be divided by 2: 130 872 / 2 = 65 436.
For 130 872 to be a prime number, it would have been required that 130 872 has only two divisors, i.e., itself and 1.
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130 872 is an even number, because it is evenly divisible by 2: 130 872 / 2 = 65 436.
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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 130 872 is about 361.762.
Thus, the square root of 130 872 is not an integer, and therefore 130 872 is not a square number.
The square of a number (here 130 872) is the result of the product of this number (130 872) by itself (i.e., 130 872 × 130 872); the square of 130 872 is sometimes called "raising 130 872 to the power 2", or "130 872 squared".
The square of 130 872 is 17 127 480 384 because 130 872 × 130 872 = 130 8722 = 17 127 480 384.
As a consequence, 130 872 is the square root of 17 127 480 384.
The multiples of 130 872 are all integers evenly divisible by 130 872, that is all numbers such that the remainder of the division by 130 872 is zero. There are infinitely many multiples of 130 872. The smallest multiples of 130 872 are: