Is 40801 a prime number?

40 801 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 40 801 is about 201.993.

Thus, the square root of 40 801 is not an integer, and therefore 40 801 is not a square number.

Anyway, 40 801 is a prime number, and a prime number cannot be a perfect square.

The square of a number (here 40 801) is the result of the product of this number (40 801) by itself (i.e., 40 801 × 40 801); the square of 40 801 is sometimes called "raising 40 801 to the power 2", or "40 801 squared".

The square of 40 801 is 1 664 721 601 because 40 801 × 40 801 = 40 801² = 1 664 721 601.

As a consequence, 40 801 is the square root of 1 664 721 601.

40 801 is a number with 5 digits.

The multiples of 40 801 are all integers evenly divisible by 40 801, that is all numbers such that the remainder of the division by 40 801 is zero. There are infinitely many multiples of 40 801. The smallest multiples of 40 801 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 40 801 too, since 0 × 40 801 = 0
• 40 801: indeed, 40 801 is a multiple of itself, since 40 801 is evenly divisible by 40 801 (we have 40 801 / 40 801 = 1, so the remainder of this division is indeed zero)
• 81 602: indeed, 81 602 = 40 801 × 2
• 122 403: indeed, 122 403 = 40 801 × 3
• 163 204: indeed, 163 204 = 40 801 × 4
• 204 005: indeed, 204 005 = 40 801 × 5
• etc.

• Preceding numbers: …40 799, 40 800
• Following numbers: 40 802, 40 803…

Nearest numbers from 40 801

• Preceding prime number: 40 787
• Following prime number: 40 813

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• 40 801 est-il un nombre premier ?