It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 197 443 is not a prime number.
For example, 197 443 can be divided by 347: 197 443 / 347 = 569.
For 197 443 to be a prime number, it would have been required that 197 443 has only two divisors, i.e., itself and 1.
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197 443 is an odd number, because it is not evenly divisible by 2.
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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 197 443 is about 444.346.
Thus, the square root of 197 443 is not an integer, and therefore 197 443 is not a square number.
The square of a number (here 197 443) is the result of the product of this number (197 443) by itself (i.e., 197 443 × 197 443); the square of 197 443 is sometimes called "raising 197 443 to the power 2", or "197 443 squared".
The square of 197 443 is 38 983 738 249 because 197 443 × 197 443 = 197 4432 = 38 983 738 249.
As a consequence, 197 443 is the square root of 38 983 738 249.
The multiples of 197 443 are all integers evenly divisible by 197 443, that is all numbers such that the remainder of the division by 197 443 is zero. There are infinitely many multiples of 197 443. The smallest multiples of 197 443 are: