Is 1618 a prime number?

1 618 is an even number, because it is evenly divisible by 2: 1 618 / 2 = 809.

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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 1 618 is about 40.224.

Thus, the square root of 1 618 is not an integer, and therefore 1 618 is not a square number.

The square of a number (here 1 618) is the result of the product of this number (1 618) by itself (i.e., 1 618 × 1 618); the square of 1 618 is sometimes called "raising 1 618 to the power 2", or "1 618 squared".

The square of 1 618 is 2 617 924 because 1 618 × 1 618 = 1 618² = 2 617 924.

As a consequence, 1 618 is the square root of 2 617 924.

1 618 is a number with 4 digits.

The multiples of 1 618 are all integers evenly divisible by 1 618, that is all numbers such that the remainder of the division by 1 618 is zero. There are infinitely many multiples of 1 618. The smallest multiples of 1 618 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 1 618 too, since 0 × 1 618 = 0
• 1 618: indeed, 1 618 is a multiple of itself, since 1 618 is evenly divisible by 1 618 (we have 1 618 / 1 618 = 1, so the remainder of this division is indeed zero)
• 3 236: indeed, 3 236 = 1 618 × 2
• 4 854: indeed, 4 854 = 1 618 × 3
• 6 472: indeed, 6 472 = 1 618 × 4
• 8 090: indeed, 8 090 = 1 618 × 5
• etc.

• Preceding numbers: …1 616, 1 617
• Following numbers: 1 619, 1 620…

Nearest numbers from 1 618

• Preceding prime number: 1 613
• Following prime number: 1 619

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• 1 618 est-il un nombre premier ?