Is 1655 a prime number?

1 655 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 1 655 is about 40.682.

Thus, the square root of 1 655 is not an integer, and therefore 1 655 is not a square number.

The square of a number (here 1 655) is the result of the product of this number (1 655) by itself (i.e., 1 655 × 1 655); the square of 1 655 is sometimes called "raising 1 655 to the power 2", or "1 655 squared".

The square of 1 655 is 2 739 025 because 1 655 × 1 655 = 1 655² = 2 739 025.

As a consequence, 1 655 is the square root of 2 739 025.

1 655 is a number with 4 digits.

The multiples of 1 655 are all integers evenly divisible by 1 655, that is all numbers such that the remainder of the division by 1 655 is zero. There are infinitely many multiples of 1 655. The smallest multiples of 1 655 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 1 655 too, since 0 × 1 655 = 0
• 1 655: indeed, 1 655 is a multiple of itself, since 1 655 is evenly divisible by 1 655 (we have 1 655 / 1 655 = 1, so the remainder of this division is indeed zero)
• 3 310: indeed, 3 310 = 1 655 × 2
• 4 965: indeed, 4 965 = 1 655 × 3
• 6 620: indeed, 6 620 = 1 655 × 4
• 8 275: indeed, 8 275 = 1 655 × 5
• etc.

• Preceding numbers: …1 653, 1 654
• Following numbers: 1 656, 1 657…

Nearest numbers from 1 655

• Preceding prime number: 1 637
• Following prime number: 1 657

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• 1 655 est-il un nombre premier ?