Is 231123 a prime number?

231 123 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 231 123 is about 480.753.

Thus, the square root of 231 123 is not an integer, and therefore 231 123 is not a square number.

The square of a number (here 231 123) is the result of the product of this number (231 123) by itself (i.e., 231 123 × 231 123); the square of 231 123 is sometimes called "raising 231 123 to the power 2", or "231 123 squared".

The square of 231 123 is 53 417 841 129 because 231 123 × 231 123 = 231 123² = 53 417 841 129.

As a consequence, 231 123 is the square root of 53 417 841 129.

231 123 is a number with 6 digits.

The multiples of 231 123 are all integers evenly divisible by 231 123, that is all numbers such that the remainder of the division by 231 123 is zero. There are infinitely many multiples of 231 123. The smallest multiples of 231 123 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 231 123 too, since 0 × 231 123 = 0
• 231 123: indeed, 231 123 is a multiple of itself, since 231 123 is evenly divisible by 231 123 (we have 231 123 / 231 123 = 1, so the remainder of this division is indeed zero)
• 462 246: indeed, 462 246 = 231 123 × 2
• 693 369: indeed, 693 369 = 231 123 × 3
• 924 492: indeed, 924 492 = 231 123 × 4
• 1 155 615: indeed, 1 155 615 = 231 123 × 5
• etc.

• Preceding numbers: …231 121, 231 122
• Following numbers: 231 124, 231 125…

Nearest numbers from 231 123

• Preceding prime number: 231 109
• Following prime number: 231 131

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• 231 123 est-il un nombre premier ?