Is 82321 a prime number?

82 321 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 82 321 is about 286.916.

Thus, the square root of 82 321 is not an integer, and therefore 82 321 is not a square number.

The square of a number (here 82 321) is the result of the product of this number (82 321) by itself (i.e., 82 321 × 82 321); the square of 82 321 is sometimes called "raising 82 321 to the power 2", or "82 321 squared".

The square of 82 321 is 6 776 747 041 because 82 321 × 82 321 = 82 321² = 6 776 747 041.

As a consequence, 82 321 is the square root of 6 776 747 041.

82 321 is a number with 5 digits.

The multiples of 82 321 are all integers evenly divisible by 82 321, that is all numbers such that the remainder of the division by 82 321 is zero. There are infinitely many multiples of 82 321. The smallest multiples of 82 321 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 82 321 too, since 0 × 82 321 = 0
• 82 321: indeed, 82 321 is a multiple of itself, since 82 321 is evenly divisible by 82 321 (we have 82 321 / 82 321 = 1, so the remainder of this division is indeed zero)
• 164 642: indeed, 164 642 = 82 321 × 2
• 246 963: indeed, 246 963 = 82 321 × 3
• 329 284: indeed, 329 284 = 82 321 × 4
• 411 605: indeed, 411 605 = 82 321 × 5
• etc.

• Preceding numbers: …82 319, 82 320
• Following numbers: 82 322, 82 323…

Nearest numbers from 82 321

• Preceding prime number: 82 307
• Following prime number: 82 339

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• 82 321 est-il un nombre premier ?