It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 742 116 868 is not a prime number.
For example, 742 116 868 can be divided by 2: 742 116 868 / 2 = 371 058 434.
For 742 116 868 to be a prime number, it would have been required that 742 116 868 has only two divisors, i.e., itself and 1.
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742 116 868 is an even number, because it is evenly divisible by 2: 742 116 868 / 2 = 371 058 434.
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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 742 116 868 is about 27 241.822.
Thus, the square root of 742 116 868 is not an integer, and therefore 742 116 868 is not a square number.
The square of a number (here 742 116 868) is the result of the product of this number (742 116 868) by itself (i.e., 742 116 868 × 742 116 868); the square of 742 116 868 is sometimes called "raising 742 116 868 to the power 2", or "742 116 868 squared".
The square of 742 116 868 is 550 737 445 770 129 408 because 742 116 868 × 742 116 868 = 742 116 8682 = 550 737 445 770 129 408.
As a consequence, 742 116 868 is the square root of 550 737 445 770 129 408.
742 116 868 is a number with 9 digits.
The multiples of 742 116 868 are all integers evenly divisible by 742 116 868, that is all numbers such that the remainder of the division by 742 116 868 is zero. There are infinitely many multiples of 742 116 868. The smallest multiples of 742 116 868 are: