Is 3491 a prime number?

3 491 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 3 491 is about 59.085.

Thus, the square root of 3 491 is not an integer, and therefore 3 491 is not a square number.

Anyway, 3 491 is a prime number, and a prime number cannot be a perfect square.

The square of a number (here 3 491) is the result of the product of this number (3 491) by itself (i.e., 3 491 × 3 491); the square of 3 491 is sometimes called "raising 3 491 to the power 2", or "3 491 squared".

The square of 3 491 is 12 187 081 because 3 491 × 3 491 = 3 491² = 12 187 081.

As a consequence, 3 491 is the square root of 12 187 081.

3 491 is a number with 4 digits.

The multiples of 3 491 are all integers evenly divisible by 3 491, that is all numbers such that the remainder of the division by 3 491 is zero. There are infinitely many multiples of 3 491. The smallest multiples of 3 491 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 3 491 too, since 0 × 3 491 = 0
• 3 491: indeed, 3 491 is a multiple of itself, since 3 491 is evenly divisible by 3 491 (we have 3 491 / 3 491 = 1, so the remainder of this division is indeed zero)
• 6 982: indeed, 6 982 = 3 491 × 2
• 10 473: indeed, 10 473 = 3 491 × 3
• 13 964: indeed, 13 964 = 3 491 × 4
• 17 455: indeed, 17 455 = 3 491 × 5
• etc.

• Preceding numbers: …3 489, 3 490
• Following numbers: 3 492, 3 493…

Nearest numbers from 3 491

• Preceding prime number: 3 469
• Following prime number: 3 499

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• 3 491 est-il un nombre premier ?