Is 998978 a prime number?

998 978 is an even number, because it is evenly divisible by 2: 998 978 / 2 = 499 489.

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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 998 978 is about 999.489.

Thus, the square root of 998 978 is not an integer, and therefore 998 978 is not a square number.

The square of a number (here 998 978) is the result of the product of this number (998 978) by itself (i.e., 998 978 × 998 978); the square of 998 978 is sometimes called "raising 998 978 to the power 2", or "998 978 squared".

The square of 998 978 is 997 957 044 484 because 998 978 × 998 978 = 998 978² = 997 957 044 484.

As a consequence, 998 978 is the square root of 997 957 044 484.

998 978 is a number with 6 digits.

The multiples of 998 978 are all integers evenly divisible by 998 978, that is all numbers such that the remainder of the division by 998 978 is zero. There are infinitely many multiples of 998 978. The smallest multiples of 998 978 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 998 978 too, since 0 × 998 978 = 0
• 998 978: indeed, 998 978 is a multiple of itself, since 998 978 is evenly divisible by 998 978 (we have 998 978 / 998 978 = 1, so the remainder of this division is indeed zero)
• 1 997 956: indeed, 1 997 956 = 998 978 × 2
• 2 996 934: indeed, 2 996 934 = 998 978 × 3
• 3 995 912: indeed, 3 995 912 = 998 978 × 4
• 4 994 890: indeed, 4 994 890 = 998 978 × 5
• etc.

• Preceding numbers: …998 976, 998 977
• Following numbers: 998 979, 998 980…

Nearest numbers from 998 978

• Preceding prime number: 998 969
• Following prime number: 998 983

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• 998 978 est-il un nombre premier ?