It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 120 241 is not a prime number.
For example, 120 241 can be divided by 11: 120 241 / 11 = 10 931.
For 120 241 to be a prime number, it would have been required that 120 241 has only two divisors, i.e., itself and 1.
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120 241 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 120 241 is about 346.758.
Thus, the square root of 120 241 is not an integer, and therefore 120 241 is not a square number.
The square of a number (here 120 241) is the result of the product of this number (120 241) by itself (i.e., 120 241 × 120 241); the square of 120 241 is sometimes called "raising 120 241 to the power 2", or "120 241 squared".
The square of 120 241 is 14 457 898 081 because 120 241 × 120 241 = 120 2412 = 14 457 898 081.
As a consequence, 120 241 is the square root of 14 457 898 081.
The multiples of 120 241 are all integers evenly divisible by 120 241, that is all numbers such that the remainder of the division by 120 241 is zero. There are infinitely many multiples of 120 241. The smallest multiples of 120 241 are: