Is 55990 a prime number?

55 990 is an even number, because it is evenly divisible by 2: 55 990 / 2 = 27 995.

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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 55 990 is about 236.622.

Thus, the square root of 55 990 is not an integer, and therefore 55 990 is not a square number.

The square of a number (here 55 990) is the result of the product of this number (55 990) by itself (i.e., 55 990 × 55 990); the square of 55 990 is sometimes called "raising 55 990 to the power 2", or "55 990 squared".

The square of 55 990 is 3 134 880 100 because 55 990 × 55 990 = 55 990² = 3 134 880 100.

As a consequence, 55 990 is the square root of 3 134 880 100.

55 990 is a number with 5 digits.

The multiples of 55 990 are all integers evenly divisible by 55 990, that is all numbers such that the remainder of the division by 55 990 is zero. There are infinitely many multiples of 55 990. The smallest multiples of 55 990 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 55 990 too, since 0 × 55 990 = 0
• 55 990: indeed, 55 990 is a multiple of itself, since 55 990 is evenly divisible by 55 990 (we have 55 990 / 55 990 = 1, so the remainder of this division is indeed zero)
• 111 980: indeed, 111 980 = 55 990 × 2
• 167 970: indeed, 167 970 = 55 990 × 3
• 223 960: indeed, 223 960 = 55 990 × 4
• 279 950: indeed, 279 950 = 55 990 × 5
• etc.

• Preceding numbers: …55 988, 55 989
• Following numbers: 55 991, 55 992…

Nearest numbers from 55 990

• Preceding prime number: 55 987
• Following prime number: 55 997

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• 55 990 est-il un nombre premier ?