It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 130 148 is not a prime number.
For example, 130 148 can be divided by 2: 130 148 / 2 = 65 074.
For 130 148 to be a prime number, it would have been required that 130 148 has only two divisors, i.e., itself and 1.
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130 148 is an even number, because it is evenly divisible by 2: 130 148 / 2 = 65 074.
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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 130 148 is about 360.760.
Thus, the square root of 130 148 is not an integer, and therefore 130 148 is not a square number.
The square of a number (here 130 148) is the result of the product of this number (130 148) by itself (i.e., 130 148 × 130 148); the square of 130 148 is sometimes called "raising 130 148 to the power 2", or "130 148 squared".
The square of 130 148 is 16 938 501 904 because 130 148 × 130 148 = 130 1482 = 16 938 501 904.
As a consequence, 130 148 is the square root of 16 938 501 904.
The multiples of 130 148 are all integers evenly divisible by 130 148, that is all numbers such that the remainder of the division by 130 148 is zero. There are infinitely many multiples of 130 148. The smallest multiples of 130 148 are: