It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 197 416 is not a prime number.
For example, 197 416 can be divided by 2: 197 416 / 2 = 98 708.
For 197 416 to be a prime number, it would have been required that 197 416 has only two divisors, i.e., itself and 1.
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197 416 is an even number, because it is evenly divisible by 2: 197 416 / 2 = 98 708.
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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 197 416 is about 444.315.
Thus, the square root of 197 416 is not an integer, and therefore 197 416 is not a square number.
The square of a number (here 197 416) is the result of the product of this number (197 416) by itself (i.e., 197 416 × 197 416); the square of 197 416 is sometimes called "raising 197 416 to the power 2", or "197 416 squared".
The square of 197 416 is 38 973 077 056 because 197 416 × 197 416 = 197 4162 = 38 973 077 056.
As a consequence, 197 416 is the square root of 38 973 077 056.
The multiples of 197 416 are all integers evenly divisible by 197 416, that is all numbers such that the remainder of the division by 197 416 is zero. There are infinitely many multiples of 197 416. The smallest multiples of 197 416 are: