It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 888 988 is not a prime number.
For example, 888 988 can be divided by 2: 888 988 / 2 = 444 494.
For 888 988 to be a prime number, it would have been required that 888 988 has only two divisors, i.e., itself and 1.
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888 988 is an even number, because it is evenly divisible by 2: 888 988 / 2 = 444 494.
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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 888 988 is about 942.862.
Thus, the square root of 888 988 is not an integer, and therefore 888 988 is not a square number.
The square of a number (here 888 988) is the result of the product of this number (888 988) by itself (i.e., 888 988 × 888 988); the square of 888 988 is sometimes called "raising 888 988 to the power 2", or "888 988 squared".
The square of 888 988 is 790 299 664 144 because 888 988 × 888 988 = 888 9882 = 790 299 664 144.
As a consequence, 888 988 is the square root of 790 299 664 144.
The multiples of 888 988 are all integers evenly divisible by 888 988, that is all numbers such that the remainder of the division by 888 988 is zero. There are infinitely many multiples of 888 988. The smallest multiples of 888 988 are: