Is 42997 a prime number?

42 997 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 42 997 is about 207.357.

Thus, the square root of 42 997 is not an integer, and therefore 42 997 is not a square number.

The square of a number (here 42 997) is the result of the product of this number (42 997) by itself (i.e., 42 997 × 42 997); the square of 42 997 is sometimes called "raising 42 997 to the power 2", or "42 997 squared".

The square of 42 997 is 1 848 742 009 because 42 997 × 42 997 = 42 997² = 1 848 742 009.

As a consequence, 42 997 is the square root of 1 848 742 009.

42 997 is a number with 5 digits.

The multiples of 42 997 are all integers evenly divisible by 42 997, that is all numbers such that the remainder of the division by 42 997 is zero. There are infinitely many multiples of 42 997. The smallest multiples of 42 997 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 42 997 too, since 0 × 42 997 = 0
• 42 997: indeed, 42 997 is a multiple of itself, since 42 997 is evenly divisible by 42 997 (we have 42 997 / 42 997 = 1, so the remainder of this division is indeed zero)
• 85 994: indeed, 85 994 = 42 997 × 2
• 128 991: indeed, 128 991 = 42 997 × 3
• 171 988: indeed, 171 988 = 42 997 × 4
• 214 985: indeed, 214 985 = 42 997 × 5
• etc.

• Preceding numbers: …42 995, 42 996
• Following numbers: 42 998, 42 999…

Nearest numbers from 42 997

• Preceding prime number: 42 989
• Following prime number: 43 003

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• 42 997 est-il un nombre premier ?