Is 55999 a prime number?

55 999 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 55 999 is about 236.641.

Thus, the square root of 55 999 is not an integer, and therefore 55 999 is not a square number.

The square of a number (here 55 999) is the result of the product of this number (55 999) by itself (i.e., 55 999 × 55 999); the square of 55 999 is sometimes called "raising 55 999 to the power 2", or "55 999 squared".

The square of 55 999 is 3 135 888 001 because 55 999 × 55 999 = 55 999² = 3 135 888 001.

As a consequence, 55 999 is the square root of 3 135 888 001.

55 999 is a number with 5 digits.

The multiples of 55 999 are all integers evenly divisible by 55 999, that is all numbers such that the remainder of the division by 55 999 is zero. There are infinitely many multiples of 55 999. The smallest multiples of 55 999 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 55 999 too, since 0 × 55 999 = 0
• 55 999: indeed, 55 999 is a multiple of itself, since 55 999 is evenly divisible by 55 999 (we have 55 999 / 55 999 = 1, so the remainder of this division is indeed zero)
• 111 998: indeed, 111 998 = 55 999 × 2
• 167 997: indeed, 167 997 = 55 999 × 3
• 223 996: indeed, 223 996 = 55 999 × 4
• 279 995: indeed, 279 995 = 55 999 × 5
• etc.

• Preceding numbers: …55 997, 55 998
• Following numbers: 56 000, 56 001…

Nearest numbers from 55 999

• Preceding prime number: 55 997
• Following prime number: 56 003

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• 55 999 est-il un nombre premier ?