Is 41821 a prime number?

41 821 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 41 821 is about 204.502.

Thus, the square root of 41 821 is not an integer, and therefore 41 821 is not a square number.

The square of a number (here 41 821) is the result of the product of this number (41 821) by itself (i.e., 41 821 × 41 821); the square of 41 821 is sometimes called "raising 41 821 to the power 2", or "41 821 squared".

The square of 41 821 is 1 748 996 041 because 41 821 × 41 821 = 41 821² = 1 748 996 041.

As a consequence, 41 821 is the square root of 1 748 996 041.

41 821 is a number with 5 digits.

The multiples of 41 821 are all integers evenly divisible by 41 821, that is all numbers such that the remainder of the division by 41 821 is zero. There are infinitely many multiples of 41 821. The smallest multiples of 41 821 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 41 821 too, since 0 × 41 821 = 0
• 41 821: indeed, 41 821 is a multiple of itself, since 41 821 is evenly divisible by 41 821 (we have 41 821 / 41 821 = 1, so the remainder of this division is indeed zero)
• 83 642: indeed, 83 642 = 41 821 × 2
• 125 463: indeed, 125 463 = 41 821 × 3
• 167 284: indeed, 167 284 = 41 821 × 4
• 209 105: indeed, 209 105 = 41 821 × 5
• etc.

• Preceding numbers: …41 819, 41 820
• Following numbers: 41 822, 41 823…

Nearest numbers from 41 821

• Preceding prime number: 41 813
• Following prime number: 41 843

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• 41 821 est-il un nombre premier ?