Is 42342 a prime number?

42 342 is an even number, because it is evenly divisible by 2: 42 342 / 2 = 21 171.

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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 42 342 is about 205.772.

Thus, the square root of 42 342 is not an integer, and therefore 42 342 is not a square number.

The square of a number (here 42 342) is the result of the product of this number (42 342) by itself (i.e., 42 342 × 42 342); the square of 42 342 is sometimes called "raising 42 342 to the power 2", or "42 342 squared".

The square of 42 342 is 1 792 844 964 because 42 342 × 42 342 = 42 342² = 1 792 844 964.

As a consequence, 42 342 is the square root of 1 792 844 964.

42 342 is a number with 5 digits.

The multiples of 42 342 are all integers evenly divisible by 42 342, that is all numbers such that the remainder of the division by 42 342 is zero. There are infinitely many multiples of 42 342. The smallest multiples of 42 342 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 42 342 too, since 0 × 42 342 = 0
• 42 342: indeed, 42 342 is a multiple of itself, since 42 342 is evenly divisible by 42 342 (we have 42 342 / 42 342 = 1, so the remainder of this division is indeed zero)
• 84 684: indeed, 84 684 = 42 342 × 2
• 127 026: indeed, 127 026 = 42 342 × 3
• 169 368: indeed, 169 368 = 42 342 × 4
• 211 710: indeed, 211 710 = 42 342 × 5
• etc.

• Preceding numbers: …42 340, 42 341
• Following numbers: 42 343, 42 344…

Nearest numbers from 42 342

• Preceding prime number: 42 337
• Following prime number: 42 349

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• 42 342 est-il un nombre premier ?