It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 377 214 is not a prime number.
For example, 377 214 can be divided by 2: 377 214 / 2 = 188 607.
For 377 214 to be a prime number, it would have been required that 377 214 has only two divisors, i.e., itself and 1.
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377 214 is an even number, because it is evenly divisible by 2: 377 214 / 2 = 188 607.
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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 377 214 is about 614.177.
Thus, the square root of 377 214 is not an integer, and therefore 377 214 is not a square number.
The square of a number (here 377 214) is the result of the product of this number (377 214) by itself (i.e., 377 214 × 377 214); the square of 377 214 is sometimes called "raising 377 214 to the power 2", or "377 214 squared".
The square of 377 214 is 142 290 401 796 because 377 214 × 377 214 = 377 2142 = 142 290 401 796.
As a consequence, 377 214 is the square root of 142 290 401 796.
The multiples of 377 214 are all integers evenly divisible by 377 214, that is all numbers such that the remainder of the division by 377 214 is zero. There are infinitely many multiples of 377 214. The smallest multiples of 377 214 are: