It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 121 117 is not a prime number.
For example, 121 117 can be divided by 31: 121 117 / 31 = 3 907.
For 121 117 to be a prime number, it would have been required that 121 117 has only two divisors, i.e., itself and 1.
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121 117 is an odd number, because it is not evenly divisible by 2.
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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 121 117 is about 348.019.
Thus, the square root of 121 117 is not an integer, and therefore 121 117 is not a square number.
The square of a number (here 121 117) is the result of the product of this number (121 117) by itself (i.e., 121 117 × 121 117); the square of 121 117 is sometimes called "raising 121 117 to the power 2", or "121 117 squared".
The square of 121 117 is 14 669 327 689 because 121 117 × 121 117 = 121 1172 = 14 669 327 689.
As a consequence, 121 117 is the square root of 14 669 327 689.
The multiples of 121 117 are all integers evenly divisible by 121 117, that is all numbers such that the remainder of the division by 121 117 is zero. There are infinitely many multiples of 121 117. The smallest multiples of 121 117 are: