It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 11 979 is not a prime number.
For example, 11 979 can be divided by 3: 11 979 / 3 = 3 993.
Find out more:
For 11 979 to be a prime number, it would have been required that 11 979 has only two divisors, i.e., itself and 1.
Find out more:
11 979 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 11 979 is about 109.449.
Thus, the square root of 11 979 is not an integer, and therefore 11 979 is not a square number.
The square of a number (here 11 979) is the result of the product of this number (11 979) by itself (i.e., 11 979 × 11 979); the square of 11 979 is sometimes called "raising 11 979 to the power 2", or "11 979 squared".
The square of 11 979 is 143 496 441 because 11 979 × 11 979 = 11 9792 = 143 496 441.
As a consequence, 11 979 is the square root of 143 496 441.
The multiples of 11 979 are all integers evenly divisible by 11 979, that is all numbers such that the remainder of the division by 11 979 is zero. There are infinitely many multiples of 11 979. The smallest multiples of 11 979 are: