It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 988 551 713 is not a prime number.
For example, 988 551 713 can be divided by 197: 988 551 713 / 197 = 5 018 029.
For 988 551 713 to be a prime number, it would have been required that 988 551 713 has only two divisors, i.e., itself and 1.
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988 551 713 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 988 551 713 is about 31 441.242.
Thus, the square root of 988 551 713 is not an integer, and therefore 988 551 713 is not a square number.
The square of a number (here 988 551 713) is the result of the product of this number (988 551 713) by itself (i.e., 988 551 713 × 988 551 713); the square of 988 551 713 is sometimes called "raising 988 551 713 to the power 2", or "988 551 713 squared".
The square of 988 551 713 is 977 234 489 275 234 432 because 988 551 713 × 988 551 713 = 988 551 7132 = 977 234 489 275 234 432.
As a consequence, 988 551 713 is the square root of 977 234 489 275 234 432.
988 551 713 is a number with 9 digits.
The multiples of 988 551 713 are all integers evenly divisible by 988 551 713, that is all numbers such that the remainder of the division by 988 551 713 is zero. There are infinitely many multiples of 988 551 713. The smallest multiples of 988 551 713 are: