Is 6940 a prime number?

6 940 is an even number, because it is evenly divisible by 2: 6 940 / 2 = 3 470.

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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 6 940 is about 83.307.

Thus, the square root of 6 940 is not an integer, and therefore 6 940 is not a square number.

The square of a number (here 6 940) is the result of the product of this number (6 940) by itself (i.e., 6 940 × 6 940); the square of 6 940 is sometimes called "raising 6 940 to the power 2", or "6 940 squared".

The square of 6 940 is 48 163 600 because 6 940 × 6 940 = 6 940² = 48 163 600.

As a consequence, 6 940 is the square root of 48 163 600.

6 940 is a number with 4 digits.

The multiples of 6 940 are all integers evenly divisible by 6 940, that is all numbers such that the remainder of the division by 6 940 is zero. There are infinitely many multiples of 6 940. The smallest multiples of 6 940 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 6 940 too, since 0 × 6 940 = 0
• 6 940: indeed, 6 940 is a multiple of itself, since 6 940 is evenly divisible by 6 940 (we have 6 940 / 6 940 = 1, so the remainder of this division is indeed zero)
• 13 880: indeed, 13 880 = 6 940 × 2
• 20 820: indeed, 20 820 = 6 940 × 3
• 27 760: indeed, 27 760 = 6 940 × 4
• 34 700: indeed, 34 700 = 6 940 × 5
• etc.

• Preceding numbers: …6 938, 6 939
• Following numbers: 6 941, 6 942…

Nearest numbers from 6 940

• Preceding prime number: 6 917
• Following prime number: 6 947

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• 6 940 est-il un nombre premier ?