It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 267 983 is not a prime number.
For example, 267 983 can be divided by 73: 267 983 / 73 = 3 671.
For 267 983 to be a prime number, it would have been required that 267 983 has only two divisors, i.e., itself and 1.
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267 983 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 267 983 is about 517.671.
Thus, the square root of 267 983 is not an integer, and therefore 267 983 is not a square number.
The square of a number (here 267 983) is the result of the product of this number (267 983) by itself (i.e., 267 983 × 267 983); the square of 267 983 is sometimes called "raising 267 983 to the power 2", or "267 983 squared".
The square of 267 983 is 71 814 888 289 because 267 983 × 267 983 = 267 9832 = 71 814 888 289.
As a consequence, 267 983 is the square root of 71 814 888 289.
The multiples of 267 983 are all integers evenly divisible by 267 983, that is all numbers such that the remainder of the division by 267 983 is zero. There are infinitely many multiples of 267 983. The smallest multiples of 267 983 are: