It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 121 443 is not a prime number.
For example, 121 443 can be divided by 3: 121 443 / 3 = 40 481.
Find out more:
For 121 443 to be a prime number, it would have been required that 121 443 has only two divisors, i.e., itself and 1.
Find out more:
121 443 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 121 443 is about 348.487.
Thus, the square root of 121 443 is not an integer, and therefore 121 443 is not a square number.
The square of a number (here 121 443) is the result of the product of this number (121 443) by itself (i.e., 121 443 × 121 443); the square of 121 443 is sometimes called "raising 121 443 to the power 2", or "121 443 squared".
The square of 121 443 is 14 748 402 249 because 121 443 × 121 443 = 121 4432 = 14 748 402 249.
As a consequence, 121 443 is the square root of 14 748 402 249.
The multiples of 121 443 are all integers evenly divisible by 121 443, that is all numbers such that the remainder of the division by 121 443 is zero. There are infinitely many multiples of 121 443. The smallest multiples of 121 443 are: