Is 400441 a prime number?

400 441 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 400 441 is about 632.804.

Thus, the square root of 400 441 is not an integer, and therefore 400 441 is not a square number.

Anyway, 400 441 is a prime number, and a prime number cannot be a perfect square.

The square of a number (here 400 441) is the result of the product of this number (400 441) by itself (i.e., 400 441 × 400 441); the square of 400 441 is sometimes called "raising 400 441 to the power 2", or "400 441 squared".

The square of 400 441 is 160 352 994 481 because 400 441 × 400 441 = 400 441² = 160 352 994 481.

As a consequence, 400 441 is the square root of 160 352 994 481.

400 441 is a number with 6 digits.

The multiples of 400 441 are all integers evenly divisible by 400 441, that is all numbers such that the remainder of the division by 400 441 is zero. There are infinitely many multiples of 400 441. The smallest multiples of 400 441 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 400 441 too, since 0 × 400 441 = 0
• 400 441: indeed, 400 441 is a multiple of itself, since 400 441 is evenly divisible by 400 441 (we have 400 441 / 400 441 = 1, so the remainder of this division is indeed zero)
• 800 882: indeed, 800 882 = 400 441 × 2
• 1 201 323: indeed, 1 201 323 = 400 441 × 3
• 1 601 764: indeed, 1 601 764 = 400 441 × 4
• 2 002 205: indeed, 2 002 205 = 400 441 × 5
• etc.

• Preceding numbers: …400 439, 400 440
• Following numbers: 400 442, 400 443…

Nearest numbers from 400 441

• Preceding prime number: 400 429
• Following prime number: 400 457

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• 400 441 est-il un nombre premier ?