It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 200 737 198 is not a prime number.
For example, 200 737 198 can be divided by 2: 200 737 198 / 2 = 100 368 599.
For 200 737 198 to be a prime number, it would have been required that 200 737 198 has only two divisors, i.e., itself and 1.
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200 737 198 is an even number, because it is evenly divisible by 2: 200 737 198 / 2 = 100 368 599.
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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 200 737 198 is about 14 168.176.
Thus, the square root of 200 737 198 is not an integer, and therefore 200 737 198 is not a square number.
The square of a number (here 200 737 198) is the result of the product of this number (200 737 198) by itself (i.e., 200 737 198 × 200 737 198); the square of 200 737 198 is sometimes called "raising 200 737 198 to the power 2", or "200 737 198 squared".
The square of 200 737 198 is 40 295 422 660 891 200 because 200 737 198 × 200 737 198 = 200 737 1982 = 40 295 422 660 891 200.
As a consequence, 200 737 198 is the square root of 40 295 422 660 891 200.
200 737 198 is a number with 9 digits.
The multiples of 200 737 198 are all integers evenly divisible by 200 737 198, that is all numbers such that the remainder of the division by 200 737 198 is zero. There are infinitely many multiples of 200 737 198. The smallest multiples of 200 737 198 are: