It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 40 067 967 is not a prime number.
For example, 40 067 967 can be divided by 3: 40 067 967 / 3 = 13 355 989.
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For 40 067 967 to be a prime number, it would have been required that 40 067 967 has only two divisors, i.e., itself and 1.
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40 067 967 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 40 067 967 is about 6 329.926.
Thus, the square root of 40 067 967 is not an integer, and therefore 40 067 967 is not a square number.
The square of a number (here 40 067 967) is the result of the product of this number (40 067 967) by itself (i.e., 40 067 967 × 40 067 967); the square of 40 067 967 is sometimes called "raising 40 067 967 to the power 2", or "40 067 967 squared".
The square of 40 067 967 is 1 605 441 979 513 089 because 40 067 967 × 40 067 967 = 40 067 9672 = 1 605 441 979 513 089.
As a consequence, 40 067 967 is the square root of 1 605 441 979 513 089.
40 067 967 is a number with 8 digits.
The multiples of 40 067 967 are all integers evenly divisible by 40 067 967, that is all numbers such that the remainder of the division by 40 067 967 is zero. There are infinitely many multiples of 40 067 967. The smallest multiples of 40 067 967 are: