Is 80563 a prime number?

80 563 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 80 563 is about 283.836.

Thus, the square root of 80 563 is not an integer, and therefore 80 563 is not a square number.

The square of a number (here 80 563) is the result of the product of this number (80 563) by itself (i.e., 80 563 × 80 563); the square of 80 563 is sometimes called "raising 80 563 to the power 2", or "80 563 squared".

The square of 80 563 is 6 490 396 969 because 80 563 × 80 563 = 80 563² = 6 490 396 969.

As a consequence, 80 563 is the square root of 6 490 396 969.

80 563 is a number with 5 digits.

The multiples of 80 563 are all integers evenly divisible by 80 563, that is all numbers such that the remainder of the division by 80 563 is zero. There are infinitely many multiples of 80 563. The smallest multiples of 80 563 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 80 563 too, since 0 × 80 563 = 0
• 80 563: indeed, 80 563 is a multiple of itself, since 80 563 is evenly divisible by 80 563 (we have 80 563 / 80 563 = 1, so the remainder of this division is indeed zero)
• 161 126: indeed, 161 126 = 80 563 × 2
• 241 689: indeed, 241 689 = 80 563 × 3
• 322 252: indeed, 322 252 = 80 563 × 4
• 402 815: indeed, 402 815 = 80 563 × 5
• etc.

• Preceding numbers: …80 561, 80 562
• Following numbers: 80 564, 80 565…

Nearest numbers from 80 563

• Preceding prime number: 80 557
• Following prime number: 80 567

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• 80 563 est-il un nombre premier ?