It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 130 997 042 is not a prime number.
For example, 130 997 042 can be divided by 2: 130 997 042 / 2 = 65 498 521.
For 130 997 042 to be a prime number, it would have been required that 130 997 042 has only two divisors, i.e., itself and 1.
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130 997 042 is an even number, because it is evenly divisible by 2: 130 997 042 / 2 = 65 498 521.
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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 130 997 042 is about 11 445.394.
Thus, the square root of 130 997 042 is not an integer, and therefore 130 997 042 is not a square number.
The square of a number (here 130 997 042) is the result of the product of this number (130 997 042) by itself (i.e., 130 997 042 × 130 997 042); the square of 130 997 042 is sometimes called "raising 130 997 042 to the power 2", or "130 997 042 squared".
The square of 130 997 042 is 17 160 225 012 749 764 because 130 997 042 × 130 997 042 = 130 997 0422 = 17 160 225 012 749 764.
As a consequence, 130 997 042 is the square root of 17 160 225 012 749 764.
130 997 042 is a number with 9 digits.
The multiples of 130 997 042 are all integers evenly divisible by 130 997 042, that is all numbers such that the remainder of the division by 130 997 042 is zero. There are infinitely many multiples of 130 997 042. The smallest multiples of 130 997 042 are: