Is 123949 a prime number?

123 949 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 123 949 is about 352.064.

Thus, the square root of 123 949 is not an integer, and therefore 123 949 is not a square number.

The square of a number (here 123 949) is the result of the product of this number (123 949) by itself (i.e., 123 949 × 123 949); the square of 123 949 is sometimes called "raising 123 949 to the power 2", or "123 949 squared".

The square of 123 949 is 15 363 354 601 because 123 949 × 123 949 = 123 949² = 15 363 354 601.

As a consequence, 123 949 is the square root of 15 363 354 601.

123 949 is a number with 6 digits.

The multiples of 123 949 are all integers evenly divisible by 123 949, that is all numbers such that the remainder of the division by 123 949 is zero. There are infinitely many multiples of 123 949. The smallest multiples of 123 949 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 123 949 too, since 0 × 123 949 = 0
• 123 949: indeed, 123 949 is a multiple of itself, since 123 949 is evenly divisible by 123 949 (we have 123 949 / 123 949 = 1, so the remainder of this division is indeed zero)
• 247 898: indeed, 247 898 = 123 949 × 2
• 371 847: indeed, 371 847 = 123 949 × 3
• 495 796: indeed, 495 796 = 123 949 × 4
• 619 745: indeed, 619 745 = 123 949 × 5
• etc.

• Preceding numbers: …123 947, 123 948
• Following numbers: 123 950, 123 951…

Nearest numbers from 123 949

• Preceding prime number: 123 941
• Following prime number: 123 953

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• 123 949 est-il un nombre premier ?