Is 1983 a prime number?

1 983 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 1 983 is about 44.531.

Thus, the square root of 1 983 is not an integer, and therefore 1 983 is not a square number.

The square of a number (here 1 983) is the result of the product of this number (1 983) by itself (i.e., 1 983 × 1 983); the square of 1 983 is sometimes called "raising 1 983 to the power 2", or "1 983 squared".

The square of 1 983 is 3 932 289 because 1 983 × 1 983 = 1 983² = 3 932 289.

As a consequence, 1 983 is the square root of 3 932 289.

1 983 is a number with 4 digits.

The multiples of 1 983 are all integers evenly divisible by 1 983, that is all numbers such that the remainder of the division by 1 983 is zero. There are infinitely many multiples of 1 983. The smallest multiples of 1 983 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 1 983 too, since 0 × 1 983 = 0
• 1 983: indeed, 1 983 is a multiple of itself, since 1 983 is evenly divisible by 1 983 (we have 1 983 / 1 983 = 1, so the remainder of this division is indeed zero)
• 3 966: indeed, 3 966 = 1 983 × 2
• 5 949: indeed, 5 949 = 1 983 × 3
• 7 932: indeed, 7 932 = 1 983 × 4
• 9 915: indeed, 9 915 = 1 983 × 5
• etc.

• Preceding numbers: …1 981, 1 982
• Following numbers: 1 984, 1 985…

Nearest numbers from 1 983

• Preceding prime number: 1 979
• Following prime number: 1 987

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• 1 983 est-il un nombre premier ?