It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 130 028 409 is not a prime number.
For example, 130 028 409 can be divided by 3: 130 028 409 / 3 = 43 342 803.
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For 130 028 409 to be a prime number, it would have been required that 130 028 409 has only two divisors, i.e., itself and 1.
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130 028 409 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 130 028 409 is 11 403.
Therefore, the square root of 130 028 409 is an integer, and as a consequence 130 028 409 is a perfect square.
As a consequence, 11 403 is the square root of 130 028 409.
The square of a number (here 130 028 409) is the result of the product of this number (130 028 409) by itself (i.e., 130 028 409 × 130 028 409); the square of 130 028 409 is sometimes called "raising 130 028 409 to the power 2", or "130 028 409 squared".
The square of 130 028 409 is 16 907 387 147 071 280 because 130 028 409 × 130 028 409 = 130 028 4092 = 16 907 387 147 071 280.
As a consequence, 130 028 409 is the square root of 16 907 387 147 071 280.
130 028 409 is a number with 9 digits.
The multiples of 130 028 409 are all integers evenly divisible by 130 028 409, that is all numbers such that the remainder of the division by 130 028 409 is zero. There are infinitely many multiples of 130 028 409. The smallest multiples of 130 028 409 are: