Is 42775 a prime number?

42 775 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 42 775 is about 206.821.

Thus, the square root of 42 775 is not an integer, and therefore 42 775 is not a square number.

The square of a number (here 42 775) is the result of the product of this number (42 775) by itself (i.e., 42 775 × 42 775); the square of 42 775 is sometimes called "raising 42 775 to the power 2", or "42 775 squared".

The square of 42 775 is 1 829 700 625 because 42 775 × 42 775 = 42 775² = 1 829 700 625.

As a consequence, 42 775 is the square root of 1 829 700 625.

42 775 is a number with 5 digits.

The multiples of 42 775 are all integers evenly divisible by 42 775, that is all numbers such that the remainder of the division by 42 775 is zero. There are infinitely many multiples of 42 775. The smallest multiples of 42 775 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 42 775 too, since 0 × 42 775 = 0
• 42 775: indeed, 42 775 is a multiple of itself, since 42 775 is evenly divisible by 42 775 (we have 42 775 / 42 775 = 1, so the remainder of this division is indeed zero)
• 85 550: indeed, 85 550 = 42 775 × 2
• 128 325: indeed, 128 325 = 42 775 × 3
• 171 100: indeed, 171 100 = 42 775 × 4
• 213 875: indeed, 213 875 = 42 775 × 5
• etc.

• Preceding numbers: …42 773, 42 774
• Following numbers: 42 776, 42 777…

Nearest numbers from 42 775

• Preceding prime number: 42 773
• Following prime number: 42 787

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• 42 775 est-il un nombre premier ?