Is 989221 a prime number?

989 221 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 989 221 is about 994.596.

Thus, the square root of 989 221 is not an integer, and therefore 989 221 is not a square number.

The square of a number (here 989 221) is the result of the product of this number (989 221) by itself (i.e., 989 221 × 989 221); the square of 989 221 is sometimes called "raising 989 221 to the power 2", or "989 221 squared".

The square of 989 221 is 978 558 186 841 because 989 221 × 989 221 = 989 221² = 978 558 186 841.

As a consequence, 989 221 is the square root of 978 558 186 841.

989 221 is a number with 6 digits.

The multiples of 989 221 are all integers evenly divisible by 989 221, that is all numbers such that the remainder of the division by 989 221 is zero. There are infinitely many multiples of 989 221. The smallest multiples of 989 221 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 989 221 too, since 0 × 989 221 = 0
• 989 221: indeed, 989 221 is a multiple of itself, since 989 221 is evenly divisible by 989 221 (we have 989 221 / 989 221 = 1, so the remainder of this division is indeed zero)
• 1 978 442: indeed, 1 978 442 = 989 221 × 2
• 2 967 663: indeed, 2 967 663 = 989 221 × 3
• 3 956 884: indeed, 3 956 884 = 989 221 × 4
• 4 946 105: indeed, 4 946 105 = 989 221 × 5
• etc.

• Preceding numbers: …989 219, 989 220
• Following numbers: 989 222, 989 223…

Nearest numbers from 989 221

• Preceding prime number: 989 173
• Following prime number: 989 231

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• 989 221 est-il un nombre premier ?