It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 9 742 138 is not a prime number.
For example, 9 742 138 can be divided by 2: 9 742 138 / 2 = 4 871 069.
For 9 742 138 to be a prime number, it would have been required that 9 742 138 has only two divisors, i.e., itself and 1.
Find out more:
9 742 138 is an even number, because it is evenly divisible by 2: 9 742 138 / 2 = 4 871 069.
Find out more:
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 9 742 138 is about 3 121.240.
Thus, the square root of 9 742 138 is not an integer, and therefore 9 742 138 is not a square number.
The square of a number (here 9 742 138) is the result of the product of this number (9 742 138) by itself (i.e., 9 742 138 × 9 742 138); the square of 9 742 138 is sometimes called "raising 9 742 138 to the power 2", or "9 742 138 squared".
The square of 9 742 138 is 94 909 252 811 044 because 9 742 138 × 9 742 138 = 9 742 1382 = 94 909 252 811 044.
As a consequence, 9 742 138 is the square root of 94 909 252 811 044.
The multiples of 9 742 138 are all integers evenly divisible by 9 742 138, that is all numbers such that the remainder of the division by 9 742 138 is zero. There are infinitely many multiples of 9 742 138. The smallest multiples of 9 742 138 are: