Is 142143 a prime number?

142 143 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 142 143 is about 377.019.

Thus, the square root of 142 143 is not an integer, and therefore 142 143 is not a square number.

The square of a number (here 142 143) is the result of the product of this number (142 143) by itself (i.e., 142 143 × 142 143); the square of 142 143 is sometimes called "raising 142 143 to the power 2", or "142 143 squared".

The square of 142 143 is 20 204 632 449 because 142 143 × 142 143 = 142 143² = 20 204 632 449.

As a consequence, 142 143 is the square root of 20 204 632 449.

142 143 is a number with 6 digits.

The multiples of 142 143 are all integers evenly divisible by 142 143, that is all numbers such that the remainder of the division by 142 143 is zero. There are infinitely many multiples of 142 143. The smallest multiples of 142 143 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 142 143 too, since 0 × 142 143 = 0
• 142 143: indeed, 142 143 is a multiple of itself, since 142 143 is evenly divisible by 142 143 (we have 142 143 / 142 143 = 1, so the remainder of this division is indeed zero)
• 284 286: indeed, 284 286 = 142 143 × 2
• 426 429: indeed, 426 429 = 142 143 × 3
• 568 572: indeed, 568 572 = 142 143 × 4
• 710 715: indeed, 710 715 = 142 143 × 5
• etc.

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

Nearest numbers from 142 143

• Preceding prime number: 142 123
• Following prime number: 142 151

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• 142 143 est-il un nombre premier ?