Is 500991 a prime number?

500 991 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 500 991 is about 707.807.

Thus, the square root of 500 991 is not an integer, and therefore 500 991 is not a square number.

The square of a number (here 500 991) is the result of the product of this number (500 991) by itself (i.e., 500 991 × 500 991); the square of 500 991 is sometimes called "raising 500 991 to the power 2", or "500 991 squared".

The square of 500 991 is 250 991 982 081 because 500 991 × 500 991 = 500 991² = 250 991 982 081.

As a consequence, 500 991 is the square root of 250 991 982 081.

500 991 is a number with 6 digits.

The multiples of 500 991 are all integers evenly divisible by 500 991, that is all numbers such that the remainder of the division by 500 991 is zero. There are infinitely many multiples of 500 991. The smallest multiples of 500 991 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 500 991 too, since 0 × 500 991 = 0
• 500 991: indeed, 500 991 is a multiple of itself, since 500 991 is evenly divisible by 500 991 (we have 500 991 / 500 991 = 1, so the remainder of this division is indeed zero)
• 1 001 982: indeed, 1 001 982 = 500 991 × 2
• 1 502 973: indeed, 1 502 973 = 500 991 × 3
• 2 003 964: indeed, 2 003 964 = 500 991 × 4
• 2 504 955: indeed, 2 504 955 = 500 991 × 5
• etc.

• Preceding numbers: …500 989, 500 990
• Following numbers: 500 992, 500 993…

Nearest numbers from 500 991

• Preceding prime number: 500 977
• Following prime number: 501 001

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• 500 991 est-il un nombre premier ?