It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 8 987 is not a prime number.
For example, 8 987 can be divided by 11: 8 987 / 11 = 817.
For 8 987 to be a prime number, it would have been required that 8 987 has only two divisors, i.e., itself and 1.
Find out more:
8 987 is an odd number, because it is not evenly divisible by 2.
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 8 987 is about 94.800.
Thus, the square root of 8 987 is not an integer, and therefore 8 987 is not a square number.
The square of a number (here 8 987) is the result of the product of this number (8 987) by itself (i.e., 8 987 × 8 987); the square of 8 987 is sometimes called "raising 8 987 to the power 2", or "8 987 squared".
The square of 8 987 is 80 766 169 because 8 987 × 8 987 = 8 9872 = 80 766 169.
As a consequence, 8 987 is the square root of 80 766 169.
The multiples of 8 987 are all integers evenly divisible by 8 987, that is all numbers such that the remainder of the division by 8 987 is zero. There are infinitely many multiples of 8 987. The smallest multiples of 8 987 are: