It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 121 377 is not a prime number.
For example, 121 377 can be divided by 3: 121 377 / 3 = 40 459.
Find out more:
For 121 377 to be a prime number, it would have been required that 121 377 has only two divisors, i.e., itself and 1.
Find out more:
121 377 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 121 377 is about 348.392.
Thus, the square root of 121 377 is not an integer, and therefore 121 377 is not a square number.
The square of a number (here 121 377) is the result of the product of this number (121 377) by itself (i.e., 121 377 × 121 377); the square of 121 377 is sometimes called "raising 121 377 to the power 2", or "121 377 squared".
The square of 121 377 is 14 732 376 129 because 121 377 × 121 377 = 121 3772 = 14 732 376 129.
As a consequence, 121 377 is the square root of 14 732 376 129.
The multiples of 121 377 are all integers evenly divisible by 121 377, that is all numbers such that the remainder of the division by 121 377 is zero. There are infinitely many multiples of 121 377. The smallest multiples of 121 377 are: