It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 131 998 748 is not a prime number.
For example, 131 998 748 can be divided by 2: 131 998 748 / 2 = 65 999 374.
For 131 998 748 to be a prime number, it would have been required that 131 998 748 has only two divisors, i.e., itself and 1.
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131 998 748 is an even number, because it is evenly divisible by 2: 131 998 748 / 2 = 65 999 374.
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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 131 998 748 is about 11 489.071.
Thus, the square root of 131 998 748 is not an integer, and therefore 131 998 748 is not a square number.
The square of a number (here 131 998 748) is the result of the product of this number (131 998 748) by itself (i.e., 131 998 748 × 131 998 748); the square of 131 998 748 is sometimes called "raising 131 998 748 to the power 2", or "131 998 748 squared".
The square of 131 998 748 is 17 423 669 473 567 504 because 131 998 748 × 131 998 748 = 131 998 7482 = 17 423 669 473 567 504.
As a consequence, 131 998 748 is the square root of 17 423 669 473 567 504.
131 998 748 is a number with 9 digits.
The multiples of 131 998 748 are all integers evenly divisible by 131 998 748, that is all numbers such that the remainder of the division by 131 998 748 is zero. There are infinitely many multiples of 131 998 748. The smallest multiples of 131 998 748 are: