Is 42442 a prime number?

42 442 is an even number, because it is evenly divisible by 2: 42 442 / 2 = 21 221.

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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 42 442 is about 206.015.

Thus, the square root of 42 442 is not an integer, and therefore 42 442 is not a square number.

The square of a number (here 42 442) is the result of the product of this number (42 442) by itself (i.e., 42 442 × 42 442); the square of 42 442 is sometimes called "raising 42 442 to the power 2", or "42 442 squared".

The square of 42 442 is 1 801 323 364 because 42 442 × 42 442 = 42 442² = 1 801 323 364.

As a consequence, 42 442 is the square root of 1 801 323 364.

42 442 is a number with 5 digits.

The multiples of 42 442 are all integers evenly divisible by 42 442, that is all numbers such that the remainder of the division by 42 442 is zero. There are infinitely many multiples of 42 442. The smallest multiples of 42 442 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 42 442 too, since 0 × 42 442 = 0
• 42 442: indeed, 42 442 is a multiple of itself, since 42 442 is evenly divisible by 42 442 (we have 42 442 / 42 442 = 1, so the remainder of this division is indeed zero)
• 84 884: indeed, 84 884 = 42 442 × 2
• 127 326: indeed, 127 326 = 42 442 × 3
• 169 768: indeed, 169 768 = 42 442 × 4
• 212 210: indeed, 212 210 = 42 442 × 5
• etc.

• Preceding numbers: …42 440, 42 441
• Following numbers: 42 443, 42 444…

Nearest numbers from 42 442

• Preceding prime number: 42 437
• Following prime number: 42 443

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• 42 442 est-il un nombre premier ?