Is 4990 a prime number?

4 990 is an even number, because it is evenly divisible by 2: 4 990 / 2 = 2 495.

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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 4 990 is about 70.640.

Thus, the square root of 4 990 is not an integer, and therefore 4 990 is not a square number.

The square of a number (here 4 990) is the result of the product of this number (4 990) by itself (i.e., 4 990 × 4 990); the square of 4 990 is sometimes called "raising 4 990 to the power 2", or "4 990 squared".

The square of 4 990 is 24 900 100 because 4 990 × 4 990 = 4 990² = 24 900 100.

As a consequence, 4 990 is the square root of 24 900 100.

4 990 is a number with 4 digits.

The multiples of 4 990 are all integers evenly divisible by 4 990, that is all numbers such that the remainder of the division by 4 990 is zero. There are infinitely many multiples of 4 990. The smallest multiples of 4 990 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 4 990 too, since 0 × 4 990 = 0
• 4 990: indeed, 4 990 is a multiple of itself, since 4 990 is evenly divisible by 4 990 (we have 4 990 / 4 990 = 1, so the remainder of this division is indeed zero)
• 9 980: indeed, 9 980 = 4 990 × 2
• 14 970: indeed, 14 970 = 4 990 × 3
• 19 960: indeed, 19 960 = 4 990 × 4
• 24 950: indeed, 24 950 = 4 990 × 5
• etc.

• Preceding numbers: …4 988, 4 989
• Following numbers: 4 991, 4 992…

Nearest numbers from 4 990

• Preceding prime number: 4 987
• Following prime number: 4 993

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• 4 990 est-il un nombre premier ?