Is 400313 a prime number?

400 313 is an odd number, because it is not evenly divisible by 2.

Find out more:

• 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 400 313 is about 632.703.

Thus, the square root of 400 313 is not an integer, and therefore 400 313 is not a square number.

Anyway, 400 313 is a prime number, and a prime number cannot be a perfect square.

The square of a number (here 400 313) is the result of the product of this number (400 313) by itself (i.e., 400 313 × 400 313); the square of 400 313 is sometimes called "raising 400 313 to the power 2", or "400 313 squared".

The square of 400 313 is 160 250 497 969 because 400 313 × 400 313 = 400 313² = 160 250 497 969.

As a consequence, 400 313 is the square root of 160 250 497 969.

400 313 is a number with 6 digits.

The multiples of 400 313 are all integers evenly divisible by 400 313, that is all numbers such that the remainder of the division by 400 313 is zero. There are infinitely many multiples of 400 313. The smallest multiples of 400 313 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 400 313 too, since 0 × 400 313 = 0
• 400 313: indeed, 400 313 is a multiple of itself, since 400 313 is evenly divisible by 400 313 (we have 400 313 / 400 313 = 1, so the remainder of this division is indeed zero)
• 800 626: indeed, 800 626 = 400 313 × 2
• 1 200 939: indeed, 1 200 939 = 400 313 × 3
• 1 601 252: indeed, 1 601 252 = 400 313 × 4
• 2 001 565: indeed, 2 001 565 = 400 313 × 5
• etc.

• Preceding numbers: …400 311, 400 312
• Following numbers: 400 314, 400 315…

Nearest numbers from 400 313

• Preceding prime number: 400 307
• Following prime number: 400 321

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• 400 313 est-il un nombre premier ?