Is 17987 a prime number?

17 987 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 17 987 is about 134.116.

Thus, the square root of 17 987 is not an integer, and therefore 17 987 is not a square number.

Anyway, 17 987 is a prime number, and a prime number cannot be a perfect square.

The square of a number (here 17 987) is the result of the product of this number (17 987) by itself (i.e., 17 987 × 17 987); the square of 17 987 is sometimes called "raising 17 987 to the power 2", or "17 987 squared".

The square of 17 987 is 323 532 169 because 17 987 × 17 987 = 17 987² = 323 532 169.

As a consequence, 17 987 is the square root of 323 532 169.

17 987 is a number with 5 digits.

The multiples of 17 987 are all integers evenly divisible by 17 987, that is all numbers such that the remainder of the division by 17 987 is zero. There are infinitely many multiples of 17 987. The smallest multiples of 17 987 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 17 987 too, since 0 × 17 987 = 0
• 17 987: indeed, 17 987 is a multiple of itself, since 17 987 is evenly divisible by 17 987 (we have 17 987 / 17 987 = 1, so the remainder of this division is indeed zero)
• 35 974: indeed, 35 974 = 17 987 × 2
• 53 961: indeed, 53 961 = 17 987 × 3
• 71 948: indeed, 71 948 = 17 987 × 4
• 89 935: indeed, 89 935 = 17 987 × 5
• etc.

• Preceding numbers: …17 985, 17 986
• Following numbers: 17 988, 17 989…

Nearest numbers from 17 987

• Preceding prime number: 17 981
• Following prime number: 17 989

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• 17 987 est-il un nombre premier ?