It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 743 098 is not a prime number.
For example, 743 098 can be divided by 2: 743 098 / 2 = 371 549.
For 743 098 to be a prime number, it would have been required that 743 098 has only two divisors, i.e., itself and 1.
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743 098 is an even number, because it is evenly divisible by 2: 743 098 / 2 = 371 549.
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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 743 098 is about 862.031.
Thus, the square root of 743 098 is not an integer, and therefore 743 098 is not a square number.
The square of a number (here 743 098) is the result of the product of this number (743 098) by itself (i.e., 743 098 × 743 098); the square of 743 098 is sometimes called "raising 743 098 to the power 2", or "743 098 squared".
The square of 743 098 is 552 194 637 604 because 743 098 × 743 098 = 743 0982 = 552 194 637 604.
As a consequence, 743 098 is the square root of 552 194 637 604.
The multiples of 743 098 are all integers evenly divisible by 743 098, that is all numbers such that the remainder of the division by 743 098 is zero. There are infinitely many multiples of 743 098. The smallest multiples of 743 098 are: