Is 123993 a prime number?

123 993 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 123 993 is about 352.126.

Thus, the square root of 123 993 is not an integer, and therefore 123 993 is not a square number.

The square of a number (here 123 993) is the result of the product of this number (123 993) by itself (i.e., 123 993 × 123 993); the square of 123 993 is sometimes called "raising 123 993 to the power 2", or "123 993 squared".

The square of 123 993 is 15 374 264 049 because 123 993 × 123 993 = 123 993² = 15 374 264 049.

As a consequence, 123 993 is the square root of 15 374 264 049.

123 993 is a number with 6 digits.

The multiples of 123 993 are all integers evenly divisible by 123 993, that is all numbers such that the remainder of the division by 123 993 is zero. There are infinitely many multiples of 123 993. The smallest multiples of 123 993 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 123 993 too, since 0 × 123 993 = 0
• 123 993: indeed, 123 993 is a multiple of itself, since 123 993 is evenly divisible by 123 993 (we have 123 993 / 123 993 = 1, so the remainder of this division is indeed zero)
• 247 986: indeed, 247 986 = 123 993 × 2
• 371 979: indeed, 371 979 = 123 993 × 3
• 495 972: indeed, 495 972 = 123 993 × 4
• 619 965: indeed, 619 965 = 123 993 × 5
• etc.

• Preceding numbers: …123 991, 123 992
• Following numbers: 123 994, 123 995…

Nearest numbers from 123 993

• Preceding prime number: 123 989
• Following prime number: 123 997

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• 123 993 est-il un nombre premier ?