Is 5521 a prime number?

5 521 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 5 521 is about 74.303.

Thus, the square root of 5 521 is not an integer, and therefore 5 521 is not a square number.

Anyway, 5 521 is a prime number, and a prime number cannot be a perfect square.

The square of a number (here 5 521) is the result of the product of this number (5 521) by itself (i.e., 5 521 × 5 521); the square of 5 521 is sometimes called "raising 5 521 to the power 2", or "5 521 squared".

The square of 5 521 is 30 481 441 because 5 521 × 5 521 = 5 521² = 30 481 441.

As a consequence, 5 521 is the square root of 30 481 441.

5 521 is a number with 4 digits.

The multiples of 5 521 are all integers evenly divisible by 5 521, that is all numbers such that the remainder of the division by 5 521 is zero. There are infinitely many multiples of 5 521. The smallest multiples of 5 521 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 5 521 too, since 0 × 5 521 = 0
• 5 521: indeed, 5 521 is a multiple of itself, since 5 521 is evenly divisible by 5 521 (we have 5 521 / 5 521 = 1, so the remainder of this division is indeed zero)
• 11 042: indeed, 11 042 = 5 521 × 2
• 16 563: indeed, 16 563 = 5 521 × 3
• 22 084: indeed, 22 084 = 5 521 × 4
• 27 605: indeed, 27 605 = 5 521 × 5
• etc.

• Preceding numbers: …5 519, 5 520
• Following numbers: 5 522, 5 523…

Nearest numbers from 5 521

• Preceding prime number: 5 519
• Following prime number: 5 527

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• 5 521 est-il un nombre premier ?