It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 120 148 is not a prime number.
For example, 120 148 can be divided by 2: 120 148 / 2 = 60 074.
For 120 148 to be a prime number, it would have been required that 120 148 has only two divisors, i.e., itself and 1.
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120 148 is an even number, because it is evenly divisible by 2: 120 148 / 2 = 60 074.
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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 120 148 is about 346.624.
Thus, the square root of 120 148 is not an integer, and therefore 120 148 is not a square number.
The square of a number (here 120 148) is the result of the product of this number (120 148) by itself (i.e., 120 148 × 120 148); the square of 120 148 is sometimes called "raising 120 148 to the power 2", or "120 148 squared".
The square of 120 148 is 14 435 541 904 because 120 148 × 120 148 = 120 1482 = 14 435 541 904.
As a consequence, 120 148 is the square root of 14 435 541 904.
The multiples of 120 148 are all integers evenly divisible by 120 148, that is all numbers such that the remainder of the division by 120 148 is zero. There are infinitely many multiples of 120 148. The smallest multiples of 120 148 are: