Is 4987 a prime number?

4 987 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 4 987 is about 70.619.

Thus, the square root of 4 987 is not an integer, and therefore 4 987 is not a square number.

Anyway, 4 987 is a prime number, and a prime number cannot be a perfect square.

The square of a number (here 4 987) is the result of the product of this number (4 987) by itself (i.e., 4 987 × 4 987); the square of 4 987 is sometimes called "raising 4 987 to the power 2", or "4 987 squared".

The square of 4 987 is 24 870 169 because 4 987 × 4 987 = 4 987² = 24 870 169.

As a consequence, 4 987 is the square root of 24 870 169.

4 987 is a number with 4 digits.

The multiples of 4 987 are all integers evenly divisible by 4 987, that is all numbers such that the remainder of the division by 4 987 is zero. There are infinitely many multiples of 4 987. The smallest multiples of 4 987 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 4 987 too, since 0 × 4 987 = 0
• 4 987: indeed, 4 987 is a multiple of itself, since 4 987 is evenly divisible by 4 987 (we have 4 987 / 4 987 = 1, so the remainder of this division is indeed zero)
• 9 974: indeed, 9 974 = 4 987 × 2
• 14 961: indeed, 14 961 = 4 987 × 3
• 19 948: indeed, 19 948 = 4 987 × 4
• 24 935: indeed, 24 935 = 4 987 × 5
• etc.

• Preceding numbers: …4 985, 4 986
• Following numbers: 4 988, 4 989…

Nearest numbers from 4 987

• Preceding prime number: 4 973
• Following prime number: 4 993

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• 4 987 est-il un nombre premier ?