It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 988 816 is not a prime number.
For example, 988 816 can be divided by 2: 988 816 / 2 = 494 408.
For 988 816 to be a prime number, it would have been required that 988 816 has only two divisors, i.e., itself and 1.
Find out more:
988 816 is an even number, because it is evenly divisible by 2: 988 816 / 2 = 494 408.
Find out more:
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 988 816 is about 994.392.
Thus, the square root of 988 816 is not an integer, and therefore 988 816 is not a square number.
The square of a number (here 988 816) is the result of the product of this number (988 816) by itself (i.e., 988 816 × 988 816); the square of 988 816 is sometimes called "raising 988 816 to the power 2", or "988 816 squared".
The square of 988 816 is 977 757 081 856 because 988 816 × 988 816 = 988 8162 = 977 757 081 856.
As a consequence, 988 816 is the square root of 977 757 081 856.
The multiples of 988 816 are all integers evenly divisible by 988 816, that is all numbers such that the remainder of the division by 988 816 is zero. There are infinitely many multiples of 988 816. The smallest multiples of 988 816 are: