Is 23942 a prime number?

23 942 is an even number, because it is evenly divisible by 2: 23 942 / 2 = 11 971.

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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 23 942 is about 154.732.

Thus, the square root of 23 942 is not an integer, and therefore 23 942 is not a square number.

The square of a number (here 23 942) is the result of the product of this number (23 942) by itself (i.e., 23 942 × 23 942); the square of 23 942 is sometimes called "raising 23 942 to the power 2", or "23 942 squared".

The square of 23 942 is 573 219 364 because 23 942 × 23 942 = 23 942² = 573 219 364.

As a consequence, 23 942 is the square root of 573 219 364.

23 942 is a number with 5 digits.

The multiples of 23 942 are all integers evenly divisible by 23 942, that is all numbers such that the remainder of the division by 23 942 is zero. There are infinitely many multiples of 23 942. The smallest multiples of 23 942 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 23 942 too, since 0 × 23 942 = 0
• 23 942: indeed, 23 942 is a multiple of itself, since 23 942 is evenly divisible by 23 942 (we have 23 942 / 23 942 = 1, so the remainder of this division is indeed zero)
• 47 884: indeed, 47 884 = 23 942 × 2
• 71 826: indeed, 71 826 = 23 942 × 3
• 95 768: indeed, 95 768 = 23 942 × 4
• 119 710: indeed, 119 710 = 23 942 × 5
• etc.

• Preceding numbers: …23 940, 23 941
• Following numbers: 23 943, 23 944…

Nearest numbers from 23 942

• Preceding prime number: 23 929
• Following prime number: 23 957

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• 23 942 est-il un nombre premier ?