Is 42949 a prime number?

42 949 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 42 949 is about 207.241.

Thus, the square root of 42 949 is not an integer, and therefore 42 949 is not a square number.

The square of a number (here 42 949) is the result of the product of this number (42 949) by itself (i.e., 42 949 × 42 949); the square of 42 949 is sometimes called "raising 42 949 to the power 2", or "42 949 squared".

The square of 42 949 is 1 844 616 601 because 42 949 × 42 949 = 42 949² = 1 844 616 601.

As a consequence, 42 949 is the square root of 1 844 616 601.

42 949 is a number with 5 digits.

The multiples of 42 949 are all integers evenly divisible by 42 949, that is all numbers such that the remainder of the division by 42 949 is zero. There are infinitely many multiples of 42 949. The smallest multiples of 42 949 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 42 949 too, since 0 × 42 949 = 0
• 42 949: indeed, 42 949 is a multiple of itself, since 42 949 is evenly divisible by 42 949 (we have 42 949 / 42 949 = 1, so the remainder of this division is indeed zero)
• 85 898: indeed, 85 898 = 42 949 × 2
• 128 847: indeed, 128 847 = 42 949 × 3
• 171 796: indeed, 171 796 = 42 949 × 4
• 214 745: indeed, 214 745 = 42 949 × 5
• etc.

• Preceding numbers: …42 947, 42 948
• Following numbers: 42 950, 42 951…

Nearest numbers from 42 949

• Preceding prime number: 42 943
• Following prime number: 42 953

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• 42 949 est-il un nombre premier ?