It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 389 742 002 is not a prime number.
For example, 389 742 002 can be divided by 2: 389 742 002 / 2 = 194 871 001.
For 389 742 002 to be a prime number, it would have been required that 389 742 002 has only two divisors, i.e., itself and 1.
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389 742 002 is an even number, because it is evenly divisible by 2: 389 742 002 / 2 = 194 871 001.
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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 389 742 002 is about 19 741.884.
Thus, the square root of 389 742 002 is not an integer, and therefore 389 742 002 is not a square number.
The square of a number (here 389 742 002) is the result of the product of this number (389 742 002) by itself (i.e., 389 742 002 × 389 742 002); the square of 389 742 002 is sometimes called "raising 389 742 002 to the power 2", or "389 742 002 squared".
The square of 389 742 002 is 151 898 828 122 968 000 because 389 742 002 × 389 742 002 = 389 742 0022 = 151 898 828 122 968 000.
As a consequence, 389 742 002 is the square root of 151 898 828 122 968 000.
389 742 002 is a number with 9 digits.
The multiples of 389 742 002 are all integers evenly divisible by 389 742 002, that is all numbers such that the remainder of the division by 389 742 002 is zero. There are infinitely many multiples of 389 742 002. The smallest multiples of 389 742 002 are: