Is 3125 a prime number?

3 125 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 3 125 is about 55.902.

Thus, the square root of 3 125 is not an integer, and therefore 3 125 is not a square number.

The square of a number (here 3 125) is the result of the product of this number (3 125) by itself (i.e., 3 125 × 3 125); the square of 3 125 is sometimes called "raising 3 125 to the power 2", or "3 125 squared".

The square of 3 125 is 9 765 625 because 3 125 × 3 125 = 3 125² = 9 765 625.

As a consequence, 3 125 is the square root of 9 765 625.

3 125 is a number with 4 digits.

The multiples of 3 125 are all integers evenly divisible by 3 125, that is all numbers such that the remainder of the division by 3 125 is zero. There are infinitely many multiples of 3 125. The smallest multiples of 3 125 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 3 125 too, since 0 × 3 125 = 0
• 3 125: indeed, 3 125 is a multiple of itself, since 3 125 is evenly divisible by 3 125 (we have 3 125 / 3 125 = 1, so the remainder of this division is indeed zero)
• 6 250: indeed, 6 250 = 3 125 × 2
• 9 375: indeed, 9 375 = 3 125 × 3
• 12 500: indeed, 12 500 = 3 125 × 4
• 15 625: indeed, 15 625 = 3 125 × 5
• etc.

• Preceding numbers: …3 123, 3 124
• Following numbers: 3 126, 3 127…

Nearest numbers from 3 125

• Preceding prime number: 3 121
• Following prime number: 3 137

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• 3 125 est-il un nombre premier ?