Is 88821 a prime number?

88 821 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 88 821 is about 298.029.

Thus, the square root of 88 821 is not an integer, and therefore 88 821 is not a square number.

The square of a number (here 88 821) is the result of the product of this number (88 821) by itself (i.e., 88 821 × 88 821); the square of 88 821 is sometimes called "raising 88 821 to the power 2", or "88 821 squared".

The square of 88 821 is 7 889 170 041 because 88 821 × 88 821 = 88 821² = 7 889 170 041.

As a consequence, 88 821 is the square root of 7 889 170 041.

88 821 is a number with 5 digits.

The multiples of 88 821 are all integers evenly divisible by 88 821, that is all numbers such that the remainder of the division by 88 821 is zero. There are infinitely many multiples of 88 821. The smallest multiples of 88 821 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 88 821 too, since 0 × 88 821 = 0
• 88 821: indeed, 88 821 is a multiple of itself, since 88 821 is evenly divisible by 88 821 (we have 88 821 / 88 821 = 1, so the remainder of this division is indeed zero)
• 177 642: indeed, 177 642 = 88 821 × 2
• 266 463: indeed, 266 463 = 88 821 × 3
• 355 284: indeed, 355 284 = 88 821 × 4
• 444 105: indeed, 444 105 = 88 821 × 5
• etc.

• Preceding numbers: …88 819, 88 820
• Following numbers: 88 822, 88 823…

Nearest numbers from 88 821

• Preceding prime number: 88 819
• Following prime number: 88 843

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• 88 821 est-il un nombre premier ?