Is 9221 a prime number?

9 221 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 9 221 is about 96.026.

Thus, the square root of 9 221 is not an integer, and therefore 9 221 is not a square number.

Anyway, 9 221 is a prime number, and a prime number cannot be a perfect square.

The square of a number (here 9 221) is the result of the product of this number (9 221) by itself (i.e., 9 221 × 9 221); the square of 9 221 is sometimes called "raising 9 221 to the power 2", or "9 221 squared".

The square of 9 221 is 85 026 841 because 9 221 × 9 221 = 9 221² = 85 026 841.

As a consequence, 9 221 is the square root of 85 026 841.

9 221 is a number with 4 digits.

The multiples of 9 221 are all integers evenly divisible by 9 221, that is all numbers such that the remainder of the division by 9 221 is zero. There are infinitely many multiples of 9 221. The smallest multiples of 9 221 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 9 221 too, since 0 × 9 221 = 0
• 9 221: indeed, 9 221 is a multiple of itself, since 9 221 is evenly divisible by 9 221 (we have 9 221 / 9 221 = 1, so the remainder of this division is indeed zero)
• 18 442: indeed, 18 442 = 9 221 × 2
• 27 663: indeed, 27 663 = 9 221 × 3
• 36 884: indeed, 36 884 = 9 221 × 4
• 46 105: indeed, 46 105 = 9 221 × 5
• etc.

• Preceding numbers: …9 219, 9 220
• Following numbers: 9 222, 9 223…

Nearest numbers from 9 221

• Preceding prime number: 9 209
• Following prime number: 9 227

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• 9 221 est-il un nombre premier ?