Is 100423 a prime number?

100 423 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 100 423 is about 316.896.

Thus, the square root of 100 423 is not an integer, and therefore 100 423 is not a square number.

The square of a number (here 100 423) is the result of the product of this number (100 423) by itself (i.e., 100 423 × 100 423); the square of 100 423 is sometimes called "raising 100 423 to the power 2", or "100 423 squared".

The square of 100 423 is 10 084 778 929 because 100 423 × 100 423 = 100 423² = 10 084 778 929.

As a consequence, 100 423 is the square root of 10 084 778 929.

100 423 is a number with 6 digits.

The multiples of 100 423 are all integers evenly divisible by 100 423, that is all numbers such that the remainder of the division by 100 423 is zero. There are infinitely many multiples of 100 423. The smallest multiples of 100 423 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 100 423 too, since 0 × 100 423 = 0
• 100 423: indeed, 100 423 is a multiple of itself, since 100 423 is evenly divisible by 100 423 (we have 100 423 / 100 423 = 1, so the remainder of this division is indeed zero)
• 200 846: indeed, 200 846 = 100 423 × 2
• 301 269: indeed, 301 269 = 100 423 × 3
• 401 692: indeed, 401 692 = 100 423 × 4
• 502 115: indeed, 502 115 = 100 423 × 5
• etc.

• Preceding numbers: …100 421, 100 422
• Following numbers: 100 424, 100 425…

Nearest numbers from 100 423

• Preceding prime number: 100 417
• Following prime number: 100 447

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• 100 423 est-il un nombre premier ?