It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 133 827 129 is not a prime number.
For example, 133 827 129 can be divided by 3: 133 827 129 / 3 = 44 609 043.
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For 133 827 129 to be a prime number, it would have been required that 133 827 129 has only two divisors, i.e., itself and 1.
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133 827 129 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 133 827 129 is about 11 568.368.
Thus, the square root of 133 827 129 is not an integer, and therefore 133 827 129 is not a square number.
The square of a number (here 133 827 129) is the result of the product of this number (133 827 129) by itself (i.e., 133 827 129 × 133 827 129); the square of 133 827 129 is sometimes called "raising 133 827 129 to the power 2", or "133 827 129 squared".
The square of 133 827 129 is 17 909 700 456 382 640 because 133 827 129 × 133 827 129 = 133 827 1292 = 17 909 700 456 382 640.
As a consequence, 133 827 129 is the square root of 17 909 700 456 382 640.
133 827 129 is a number with 9 digits.
The multiples of 133 827 129 are all integers evenly divisible by 133 827 129, that is all numbers such that the remainder of the division by 133 827 129 is zero. There are infinitely many multiples of 133 827 129. The smallest multiples of 133 827 129 are: