Is 5431 a prime number?

5 431 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 5 431 is about 73.695.

Thus, the square root of 5 431 is not an integer, and therefore 5 431 is not a square number.

Anyway, 5 431 is a prime number, and a prime number cannot be a perfect square.

The square of a number (here 5 431) is the result of the product of this number (5 431) by itself (i.e., 5 431 × 5 431); the square of 5 431 is sometimes called "raising 5 431 to the power 2", or "5 431 squared".

The square of 5 431 is 29 495 761 because 5 431 × 5 431 = 5 431² = 29 495 761.

As a consequence, 5 431 is the square root of 29 495 761.

5 431 is a number with 4 digits.

The multiples of 5 431 are all integers evenly divisible by 5 431, that is all numbers such that the remainder of the division by 5 431 is zero. There are infinitely many multiples of 5 431. The smallest multiples of 5 431 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 5 431 too, since 0 × 5 431 = 0
• 5 431: indeed, 5 431 is a multiple of itself, since 5 431 is evenly divisible by 5 431 (we have 5 431 / 5 431 = 1, so the remainder of this division is indeed zero)
• 10 862: indeed, 10 862 = 5 431 × 2
• 16 293: indeed, 16 293 = 5 431 × 3
• 21 724: indeed, 21 724 = 5 431 × 4
• 27 155: indeed, 27 155 = 5 431 × 5
• etc.

• Preceding numbers: …5 429, 5 430
• Following numbers: 5 432, 5 433…

Nearest numbers from 5 431

• Preceding prime number: 5 419
• Following prime number: 5 437

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• 5 431 est-il un nombre premier ?