Is 400497 a prime number?

400 497 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 400 497 is about 632.848.

Thus, the square root of 400 497 is not an integer, and therefore 400 497 is not a square number.

The square of a number (here 400 497) is the result of the product of this number (400 497) by itself (i.e., 400 497 × 400 497); the square of 400 497 is sometimes called "raising 400 497 to the power 2", or "400 497 squared".

The square of 400 497 is 160 397 847 009 because 400 497 × 400 497 = 400 497² = 160 397 847 009.

As a consequence, 400 497 is the square root of 160 397 847 009.

400 497 is a number with 6 digits.

The multiples of 400 497 are all integers evenly divisible by 400 497, that is all numbers such that the remainder of the division by 400 497 is zero. There are infinitely many multiples of 400 497. The smallest multiples of 400 497 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 400 497 too, since 0 × 400 497 = 0
• 400 497: indeed, 400 497 is a multiple of itself, since 400 497 is evenly divisible by 400 497 (we have 400 497 / 400 497 = 1, so the remainder of this division is indeed zero)
• 800 994: indeed, 800 994 = 400 497 × 2
• 1 201 491: indeed, 1 201 491 = 400 497 × 3
• 1 601 988: indeed, 1 601 988 = 400 497 × 4
• 2 002 485: indeed, 2 002 485 = 400 497 × 5
• etc.

• Preceding numbers: …400 495, 400 496
• Following numbers: 400 498, 400 499…

Nearest numbers from 400 497

• Preceding prime number: 400 481
• Following prime number: 400 523

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• 400 497 est-il un nombre premier ?