Is 42171 a prime number?

42 171 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 42 171 is about 205.356.

Thus, the square root of 42 171 is not an integer, and therefore 42 171 is not a square number.

The square of a number (here 42 171) is the result of the product of this number (42 171) by itself (i.e., 42 171 × 42 171); the square of 42 171 is sometimes called "raising 42 171 to the power 2", or "42 171 squared".

The square of 42 171 is 1 778 393 241 because 42 171 × 42 171 = 42 171² = 1 778 393 241.

As a consequence, 42 171 is the square root of 1 778 393 241.

42 171 is a number with 5 digits.

The multiples of 42 171 are all integers evenly divisible by 42 171, that is all numbers such that the remainder of the division by 42 171 is zero. There are infinitely many multiples of 42 171. The smallest multiples of 42 171 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 42 171 too, since 0 × 42 171 = 0
• 42 171: indeed, 42 171 is a multiple of itself, since 42 171 is evenly divisible by 42 171 (we have 42 171 / 42 171 = 1, so the remainder of this division is indeed zero)
• 84 342: indeed, 84 342 = 42 171 × 2
• 126 513: indeed, 126 513 = 42 171 × 3
• 168 684: indeed, 168 684 = 42 171 × 4
• 210 855: indeed, 210 855 = 42 171 × 5
• etc.

• Preceding numbers: …42 169, 42 170
• Following numbers: 42 172, 42 173…

Nearest numbers from 42 171

• Preceding prime number: 42 169
• Following prime number: 42 179

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• 42 171 est-il un nombre premier ?