Is 2143 a prime number?

2 143 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 2 143 is about 46.293.

Thus, the square root of 2 143 is not an integer, and therefore 2 143 is not a square number.

Anyway, 2 143 is a prime number, and a prime number cannot be a perfect square.

The square of a number (here 2 143) is the result of the product of this number (2 143) by itself (i.e., 2 143 × 2 143); the square of 2 143 is sometimes called "raising 2 143 to the power 2", or "2 143 squared".

The square of 2 143 is 4 592 449 because 2 143 × 2 143 = 2 143² = 4 592 449.

As a consequence, 2 143 is the square root of 4 592 449.

2 143 is a number with 4 digits.

The multiples of 2 143 are all integers evenly divisible by 2 143, that is all numbers such that the remainder of the division by 2 143 is zero. There are infinitely many multiples of 2 143. The smallest multiples of 2 143 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 2 143 too, since 0 × 2 143 = 0
• 2 143: indeed, 2 143 is a multiple of itself, since 2 143 is evenly divisible by 2 143 (we have 2 143 / 2 143 = 1, so the remainder of this division is indeed zero)
• 4 286: indeed, 4 286 = 2 143 × 2
• 6 429: indeed, 6 429 = 2 143 × 3
• 8 572: indeed, 8 572 = 2 143 × 4
• 10 715: indeed, 10 715 = 2 143 × 5
• etc.

• Preceding numbers: …2 141, 2 142
• Following numbers: 2 144, 2 145…

Nearest numbers from 2 143

• Preceding prime number: 2 141
• Following prime number: 2 153

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• 2 143 est-il un nombre premier ?