It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 12 502 009 is not a prime number.
For example, 12 502 009 can be divided by 13: 12 502 009 / 13 = 961 693.
For 12 502 009 to be a prime number, it would have been required that 12 502 009 has only two divisors, i.e., itself and 1.
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12 502 009 is an odd number, because it is not evenly divisible by 2.
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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 12 502 009 is about 3 535.818.
Thus, the square root of 12 502 009 is not an integer, and therefore 12 502 009 is not a square number.
The square of a number (here 12 502 009) is the result of the product of this number (12 502 009) by itself (i.e., 12 502 009 × 12 502 009); the square of 12 502 009 is sometimes called "raising 12 502 009 to the power 2", or "12 502 009 squared".
The square of 12 502 009 is 156 300 229 036 081 because 12 502 009 × 12 502 009 = 12 502 0092 = 156 300 229 036 081.
As a consequence, 12 502 009 is the square root of 156 300 229 036 081.
12 502 009 is a number with 8 digits.
The multiples of 12 502 009 are all integers evenly divisible by 12 502 009, that is all numbers such that the remainder of the division by 12 502 009 is zero. There are infinitely many multiples of 12 502 009. The smallest multiples of 12 502 009 are: