It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 242 429 538 is not a prime number.
For example, 242 429 538 can be divided by 2: 242 429 538 / 2 = 121 214 769.
For 242 429 538 to be a prime number, it would have been required that 242 429 538 has only two divisors, i.e., itself and 1.
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242 429 538 is an even number, because it is evenly divisible by 2: 242 429 538 / 2 = 121 214 769.
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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 242 429 538 is about 15 570.149.
Thus, the square root of 242 429 538 is not an integer, and therefore 242 429 538 is not a square number.
The square of a number (here 242 429 538) is the result of the product of this number (242 429 538) by itself (i.e., 242 429 538 × 242 429 538); the square of 242 429 538 is sometimes called "raising 242 429 538 to the power 2", or "242 429 538 squared".
The square of 242 429 538 is 58 772 080 894 893 440 because 242 429 538 × 242 429 538 = 242 429 5382 = 58 772 080 894 893 440.
As a consequence, 242 429 538 is the square root of 58 772 080 894 893 440.
242 429 538 is a number with 9 digits.
The multiples of 242 429 538 are all integers evenly divisible by 242 429 538, that is all numbers such that the remainder of the division by 242 429 538 is zero. There are infinitely many multiples of 242 429 538. The smallest multiples of 242 429 538 are: