It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 10 009 138 is not a prime number.
For example, 10 009 138 can be divided by 2: 10 009 138 / 2 = 5 004 569.
For 10 009 138 to be a prime number, it would have been required that 10 009 138 has only two divisors, i.e., itself and 1.
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10 009 138 is an even number, because it is evenly divisible by 2: 10 009 138 / 2 = 5 004 569.
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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 10 009 138 is about 3 163.722.
Thus, the square root of 10 009 138 is not an integer, and therefore 10 009 138 is not a square number.
The square of a number (here 10 009 138) is the result of the product of this number (10 009 138) by itself (i.e., 10 009 138 × 10 009 138); the square of 10 009 138 is sometimes called "raising 10 009 138 to the power 2", or "10 009 138 squared".
The square of 10 009 138 is 100 182 843 503 044 because 10 009 138 × 10 009 138 = 10 009 1382 = 100 182 843 503 044.
As a consequence, 10 009 138 is the square root of 100 182 843 503 044.
10 009 138 is a number with 8 digits.
The multiples of 10 009 138 are all integers evenly divisible by 10 009 138, that is all numbers such that the remainder of the division by 10 009 138 is zero. There are infinitely many multiples of 10 009 138. The smallest multiples of 10 009 138 are: