It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 488 291 377 is not a prime number.
For example, 488 291 377 can be divided by 7: 488 291 377 / 7 = 69 755 911.
For 488 291 377 to be a prime number, it would have been required that 488 291 377 has only two divisors, i.e., itself and 1.
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488 291 377 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 488 291 377 is about 22 097.316.
Thus, the square root of 488 291 377 is not an integer, and therefore 488 291 377 is not a square number.
The square of a number (here 488 291 377) is the result of the product of this number (488 291 377) by itself (i.e., 488 291 377 × 488 291 377); the square of 488 291 377 is sometimes called "raising 488 291 377 to the power 2", or "488 291 377 squared".
The square of 488 291 377 is 238 428 468 852 556 128 because 488 291 377 × 488 291 377 = 488 291 3772 = 238 428 468 852 556 128.
As a consequence, 488 291 377 is the square root of 238 428 468 852 556 128.
488 291 377 is a number with 9 digits.
The multiples of 488 291 377 are all integers evenly divisible by 488 291 377, that is all numbers such that the remainder of the division by 488 291 377 is zero. There are infinitely many multiples of 488 291 377. The smallest multiples of 488 291 377 are: