Is 80423 a prime number?

80 423 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 80 423 is about 283.589.

Thus, the square root of 80 423 is not an integer, and therefore 80 423 is not a square number.

The square of a number (here 80 423) is the result of the product of this number (80 423) by itself (i.e., 80 423 × 80 423); the square of 80 423 is sometimes called "raising 80 423 to the power 2", or "80 423 squared".

The square of 80 423 is 6 467 858 929 because 80 423 × 80 423 = 80 423² = 6 467 858 929.

As a consequence, 80 423 is the square root of 6 467 858 929.

80 423 is a number with 5 digits.

The multiples of 80 423 are all integers evenly divisible by 80 423, that is all numbers such that the remainder of the division by 80 423 is zero. There are infinitely many multiples of 80 423. The smallest multiples of 80 423 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 80 423 too, since 0 × 80 423 = 0
• 80 423: indeed, 80 423 is a multiple of itself, since 80 423 is evenly divisible by 80 423 (we have 80 423 / 80 423 = 1, so the remainder of this division is indeed zero)
• 160 846: indeed, 160 846 = 80 423 × 2
• 241 269: indeed, 241 269 = 80 423 × 3
• 321 692: indeed, 321 692 = 80 423 × 4
• 402 115: indeed, 402 115 = 80 423 × 5
• etc.

• Preceding numbers: …80 421, 80 422
• Following numbers: 80 424, 80 425…

Nearest numbers from 80 423

• Preceding prime number: 80 407
• Following prime number: 80 429

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• 80 423 est-il un nombre premier ?