It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 13 996 013 is not a prime number.
For example, 13 996 013 can be divided by 2 371: 13 996 013 / 2371 = 5 903.
For 13 996 013 to be a prime number, it would have been required that 13 996 013 has only two divisors, i.e., itself and 1.
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13 996 013 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 13 996 013 is about 3 741.125.
Thus, the square root of 13 996 013 is not an integer, and therefore 13 996 013 is not a square number.
The square of a number (here 13 996 013) is the result of the product of this number (13 996 013) by itself (i.e., 13 996 013 × 13 996 013); the square of 13 996 013 is sometimes called "raising 13 996 013 to the power 2", or "13 996 013 squared".
The square of 13 996 013 is 195 888 379 896 169 because 13 996 013 × 13 996 013 = 13 996 0132 = 195 888 379 896 169.
As a consequence, 13 996 013 is the square root of 195 888 379 896 169.
13 996 013 is a number with 8 digits.
The multiples of 13 996 013 are all integers evenly divisible by 13 996 013, that is all numbers such that the remainder of the division by 13 996 013 is zero. There are infinitely many multiples of 13 996 013. The smallest multiples of 13 996 013 are: