Is 2788 a prime number?

2 788 is an even number, because it is evenly divisible by 2: 2 788 / 2 = 1 394.

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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 2 788 is about 52.802.

Thus, the square root of 2 788 is not an integer, and therefore 2 788 is not a square number.

The square of a number (here 2 788) is the result of the product of this number (2 788) by itself (i.e., 2 788 × 2 788); the square of 2 788 is sometimes called "raising 2 788 to the power 2", or "2 788 squared".

The square of 2 788 is 7 772 944 because 2 788 × 2 788 = 2 788² = 7 772 944.

As a consequence, 2 788 is the square root of 7 772 944.

2 788 is a number with 4 digits.

The multiples of 2 788 are all integers evenly divisible by 2 788, that is all numbers such that the remainder of the division by 2 788 is zero. There are infinitely many multiples of 2 788. The smallest multiples of 2 788 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 2 788 too, since 0 × 2 788 = 0
• 2 788: indeed, 2 788 is a multiple of itself, since 2 788 is evenly divisible by 2 788 (we have 2 788 / 2 788 = 1, so the remainder of this division is indeed zero)
• 5 576: indeed, 5 576 = 2 788 × 2
• 8 364: indeed, 8 364 = 2 788 × 3
• 11 152: indeed, 11 152 = 2 788 × 4
• 13 940: indeed, 13 940 = 2 788 × 5
• etc.

• Preceding numbers: …2 786, 2 787
• Following numbers: 2 789, 2 790…

Nearest numbers from 2 788

• Preceding prime number: 2 777
• Following prime number: 2 789

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• 2 788 est-il un nombre premier ?