Is 27979 a prime number?

27 979 is an odd number, because it is not evenly divisible by 2.

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• What is an even number?

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 27 979 is about 167.269.

Thus, the square root of 27 979 is not an integer, and therefore 27 979 is not a square number.

The square of a number (here 27 979) is the result of the product of this number (27 979) by itself (i.e., 27 979 × 27 979); the square of 27 979 is sometimes called "raising 27 979 to the power 2", or "27 979 squared".

The square of 27 979 is 782 824 441 because 27 979 × 27 979 = 27 979² = 782 824 441.

As a consequence, 27 979 is the square root of 782 824 441.

27 979 is a number with 5 digits.

The multiples of 27 979 are all integers evenly divisible by 27 979, that is all numbers such that the remainder of the division by 27 979 is zero. There are infinitely many multiples of 27 979. The smallest multiples of 27 979 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 27 979 too, since 0 × 27 979 = 0
• 27 979: indeed, 27 979 is a multiple of itself, since 27 979 is evenly divisible by 27 979 (we have 27 979 / 27 979 = 1, so the remainder of this division is indeed zero)
• 55 958: indeed, 55 958 = 27 979 × 2
• 83 937: indeed, 83 937 = 27 979 × 3
• 111 916: indeed, 111 916 = 27 979 × 4
• 139 895: indeed, 139 895 = 27 979 × 5
• etc.

• Preceding numbers: …27 977, 27 978
• Following numbers: 27 980, 27 981…

Nearest numbers from 27 979

• Preceding prime number: 27 967
• Following prime number: 27 983

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• 27 979 est-il un nombre premier ?