Is 28999 a prime number?

28 999 is an odd number, because it is not evenly divisible by 2.

Find out more:

• 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 28 999 is about 170.291.

Thus, the square root of 28 999 is not an integer, and therefore 28 999 is not a square number.

The square of a number (here 28 999) is the result of the product of this number (28 999) by itself (i.e., 28 999 × 28 999); the square of 28 999 is sometimes called "raising 28 999 to the power 2", or "28 999 squared".

The square of 28 999 is 840 942 001 because 28 999 × 28 999 = 28 999² = 840 942 001.

As a consequence, 28 999 is the square root of 840 942 001.

28 999 is a number with 5 digits.

The multiples of 28 999 are all integers evenly divisible by 28 999, that is all numbers such that the remainder of the division by 28 999 is zero. There are infinitely many multiples of 28 999. The smallest multiples of 28 999 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 28 999 too, since 0 × 28 999 = 0
• 28 999: indeed, 28 999 is a multiple of itself, since 28 999 is evenly divisible by 28 999 (we have 28 999 / 28 999 = 1, so the remainder of this division is indeed zero)
• 57 998: indeed, 57 998 = 28 999 × 2
• 86 997: indeed, 86 997 = 28 999 × 3
• 115 996: indeed, 115 996 = 28 999 × 4
• 144 995: indeed, 144 995 = 28 999 × 5
• etc.

• Preceding numbers: …28 997, 28 998
• Following numbers: 29 000, 29 001…

Nearest numbers from 28 999

• Preceding prime number: 28 979
• Following prime number: 29 009

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• 28 999 est-il un nombre premier ?