Is 42249997 a prime number?

42 249 997 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 42 249 997 is about 6 500.000.

Thus, the square root of 42 249 997 is not an integer, and therefore 42 249 997 is not a square number.

Anyway, 42 249 997 is a prime number, and a prime number cannot be a perfect square.

The square of a number (here 42 249 997) is the result of the product of this number (42 249 997) by itself (i.e., 42 249 997 × 42 249 997); the square of 42 249 997 is sometimes called "raising 42 249 997 to the power 2", or "42 249 997 squared".

The square of 42 249 997 is 1 785 062 246 500 009 because 42 249 997 × 42 249 997 = 42 249 997² = 1 785 062 246 500 009.

As a consequence, 42 249 997 is the square root of 1 785 062 246 500 009.

42 249 997 is a number with 8 digits.

The multiples of 42 249 997 are all integers evenly divisible by 42 249 997, that is all numbers such that the remainder of the division by 42 249 997 is zero. There are infinitely many multiples of 42 249 997. The smallest multiples of 42 249 997 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 42 249 997 too, since 0 × 42 249 997 = 0
• 42 249 997: indeed, 42 249 997 is a multiple of itself, since 42 249 997 is evenly divisible by 42 249 997 (we have 42 249 997 / 42 249 997 = 1, so the remainder of this division is indeed zero)
• 84 499 994: indeed, 84 499 994 = 42 249 997 × 2
• 126 749 991: indeed, 126 749 991 = 42 249 997 × 3
• 168 999 988: indeed, 168 999 988 = 42 249 997 × 4
• 211 249 985: indeed, 211 249 985 = 42 249 997 × 5
• etc.

• Preceding numbers: …42 249 995, 42 249 996
• Following numbers: 42 249 998, 42 249 999…

Nearest numbers from 42 249 997

• Preceding prime number: 42 249 973
• Following prime number: 42 250 009

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• 42 249 997 est-il un nombre premier ?