Is 13443 a prime number?

13 443 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 13 443 is about 115.944.

Thus, the square root of 13 443 is not an integer, and therefore 13 443 is not a square number.

The square of a number (here 13 443) is the result of the product of this number (13 443) by itself (i.e., 13 443 × 13 443); the square of 13 443 is sometimes called "raising 13 443 to the power 2", or "13 443 squared".

The square of 13 443 is 180 714 249 because 13 443 × 13 443 = 13 443² = 180 714 249.

As a consequence, 13 443 is the square root of 180 714 249.

13 443 is a number with 5 digits.

The multiples of 13 443 are all integers evenly divisible by 13 443, that is all numbers such that the remainder of the division by 13 443 is zero. There are infinitely many multiples of 13 443. The smallest multiples of 13 443 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 13 443 too, since 0 × 13 443 = 0
• 13 443: indeed, 13 443 is a multiple of itself, since 13 443 is evenly divisible by 13 443 (we have 13 443 / 13 443 = 1, so the remainder of this division is indeed zero)
• 26 886: indeed, 26 886 = 13 443 × 2
• 40 329: indeed, 40 329 = 13 443 × 3
• 53 772: indeed, 53 772 = 13 443 × 4
• 67 215: indeed, 67 215 = 13 443 × 5
• etc.

• Preceding numbers: …13 441, 13 442
• Following numbers: 13 444, 13 445…

Nearest numbers from 13 443

• Preceding prime number: 13 441
• Following prime number: 13 451

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• 13 443 est-il un nombre premier ?