It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 375 742 is not a prime number.
For example, 375 742 can be divided by 2: 375 742 / 2 = 187 871.
For 375 742 to be a prime number, it would have been required that 375 742 has only two divisors, i.e., itself and 1.
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375 742 is an even number, because it is evenly divisible by 2: 375 742 / 2 = 187 871.
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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 375 742 is about 612.978.
Thus, the square root of 375 742 is not an integer, and therefore 375 742 is not a square number.
The square of a number (here 375 742) is the result of the product of this number (375 742) by itself (i.e., 375 742 × 375 742); the square of 375 742 is sometimes called "raising 375 742 to the power 2", or "375 742 squared".
The square of 375 742 is 141 182 050 564 because 375 742 × 375 742 = 375 7422 = 141 182 050 564.
As a consequence, 375 742 is the square root of 141 182 050 564.
The multiples of 375 742 are all integers evenly divisible by 375 742, that is all numbers such that the remainder of the division by 375 742 is zero. There are infinitely many multiples of 375 742. The smallest multiples of 375 742 are: