Is 123143 a prime number?

123 143 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 123 143 is about 350.917.

Thus, the square root of 123 143 is not an integer, and therefore 123 143 is not a square number.

Anyway, 123 143 is a prime number, and a prime number cannot be a perfect square.

The square of a number (here 123 143) is the result of the product of this number (123 143) by itself (i.e., 123 143 × 123 143); the square of 123 143 is sometimes called "raising 123 143 to the power 2", or "123 143 squared".

The square of 123 143 is 15 164 198 449 because 123 143 × 123 143 = 123 143² = 15 164 198 449.

As a consequence, 123 143 is the square root of 15 164 198 449.

123 143 is a number with 6 digits.

The multiples of 123 143 are all integers evenly divisible by 123 143, that is all numbers such that the remainder of the division by 123 143 is zero. There are infinitely many multiples of 123 143. The smallest multiples of 123 143 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 123 143 too, since 0 × 123 143 = 0
• 123 143: indeed, 123 143 is a multiple of itself, since 123 143 is evenly divisible by 123 143 (we have 123 143 / 123 143 = 1, so the remainder of this division is indeed zero)
• 246 286: indeed, 246 286 = 123 143 × 2
• 369 429: indeed, 369 429 = 123 143 × 3
• 492 572: indeed, 492 572 = 123 143 × 4
• 615 715: indeed, 615 715 = 123 143 × 5
• etc.

• Preceding numbers: …123 141, 123 142
• Following numbers: 123 144, 123 145…

Nearest numbers from 123 143

• Preceding prime number: 123 127
• Following prime number: 123 169

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• 123 143 est-il un nombre premier ?