It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 988 725 013 is not a prime number.
For example, 988 725 013 can be divided by 809: 988 725 013 / 809 = 1 222 157.
For 988 725 013 to be a prime number, it would have been required that 988 725 013 has only two divisors, i.e., itself and 1.
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988 725 013 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 988 725 013 is about 31 443.998.
Thus, the square root of 988 725 013 is not an integer, and therefore 988 725 013 is not a square number.
The square of a number (here 988 725 013) is the result of the product of this number (988 725 013) by itself (i.e., 988 725 013 × 988 725 013); the square of 988 725 013 is sometimes called "raising 988 725 013 to the power 2", or "988 725 013 squared".
The square of 988 725 013 is 977 577 151 331 850 112 because 988 725 013 × 988 725 013 = 988 725 0132 = 977 577 151 331 850 112.
As a consequence, 988 725 013 is the square root of 977 577 151 331 850 112.
988 725 013 is a number with 9 digits.
The multiples of 988 725 013 are all integers evenly divisible by 988 725 013, that is all numbers such that the remainder of the division by 988 725 013 is zero. There are infinitely many multiples of 988 725 013. The smallest multiples of 988 725 013 are: