Is 998399 a prime number?

998 399 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 998 399 is about 999.199.

Thus, the square root of 998 399 is not an integer, and therefore 998 399 is not a square number.

Anyway, 998 399 is a prime number, and a prime number cannot be a perfect square.

The square of a number (here 998 399) is the result of the product of this number (998 399) by itself (i.e., 998 399 × 998 399); the square of 998 399 is sometimes called "raising 998 399 to the power 2", or "998 399 squared".

The square of 998 399 is 996 800 563 201 because 998 399 × 998 399 = 998 399² = 996 800 563 201.

As a consequence, 998 399 is the square root of 996 800 563 201.

998 399 is a number with 6 digits.

The multiples of 998 399 are all integers evenly divisible by 998 399, that is all numbers such that the remainder of the division by 998 399 is zero. There are infinitely many multiples of 998 399. The smallest multiples of 998 399 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 998 399 too, since 0 × 998 399 = 0
• 998 399: indeed, 998 399 is a multiple of itself, since 998 399 is evenly divisible by 998 399 (we have 998 399 / 998 399 = 1, so the remainder of this division is indeed zero)
• 1 996 798: indeed, 1 996 798 = 998 399 × 2
• 2 995 197: indeed, 2 995 197 = 998 399 × 3
• 3 993 596: indeed, 3 993 596 = 998 399 × 4
• 4 991 995: indeed, 4 991 995 = 998 399 × 5
• etc.

• Preceding numbers: …998 397, 998 398
• Following numbers: 998 400, 998 401…

Nearest numbers from 998 399

• Preceding prime number: 998 381
• Following prime number: 998 411

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• 998 399 est-il un nombre premier ?