It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 800 116 is not a prime number.
For example, 800 116 can be divided by 2: 800 116 / 2 = 400 058.
For 800 116 to be a prime number, it would have been required that 800 116 has only two divisors, i.e., itself and 1.
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800 116 is an even number, because it is evenly divisible by 2: 800 116 / 2 = 400 058.
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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 800 116 is about 894.492.
Thus, the square root of 800 116 is not an integer, and therefore 800 116 is not a square number.
The square of a number (here 800 116) is the result of the product of this number (800 116) by itself (i.e., 800 116 × 800 116); the square of 800 116 is sometimes called "raising 800 116 to the power 2", or "800 116 squared".
The square of 800 116 is 640 185 613 456 because 800 116 × 800 116 = 800 1162 = 640 185 613 456.
As a consequence, 800 116 is the square root of 640 185 613 456.
The multiples of 800 116 are all integers evenly divisible by 800 116, that is all numbers such that the remainder of the division by 800 116 is zero. There are infinitely many multiples of 800 116. The smallest multiples of 800 116 are: