Is 25000009 a prime number?

25 000 009 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 25 000 009 is about 5 000.001.

Thus, the square root of 25 000 009 is not an integer, and therefore 25 000 009 is not a square number.

Anyway, 25 000 009 is a prime number, and a prime number cannot be a perfect square.

The square of a number (here 25 000 009) is the result of the product of this number (25 000 009) by itself (i.e., 25 000 009 × 25 000 009); the square of 25 000 009 is sometimes called "raising 25 000 009 to the power 2", or "25 000 009 squared".

The square of 25 000 009 is 625 000 450 000 081 because 25 000 009 × 25 000 009 = 25 000 009² = 625 000 450 000 081.

As a consequence, 25 000 009 is the square root of 625 000 450 000 081.

25 000 009 is a number with 8 digits.

The multiples of 25 000 009 are all integers evenly divisible by 25 000 009, that is all numbers such that the remainder of the division by 25 000 009 is zero. There are infinitely many multiples of 25 000 009. The smallest multiples of 25 000 009 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 25 000 009 too, since 0 × 25 000 009 = 0
• 25 000 009: indeed, 25 000 009 is a multiple of itself, since 25 000 009 is evenly divisible by 25 000 009 (we have 25 000 009 / 25 000 009 = 1, so the remainder of this division is indeed zero)
• 50 000 018: indeed, 50 000 018 = 25 000 009 × 2
• 75 000 027: indeed, 75 000 027 = 25 000 009 × 3
• 100 000 036: indeed, 100 000 036 = 25 000 009 × 4
• 125 000 045: indeed, 125 000 045 = 25 000 009 × 5
• etc.

• Preceding numbers: …25 000 007, 25 000 008
• Following numbers: 25 000 010, 25 000 011…

Nearest numbers from 25 000 009

• Preceding prime number: 24 999 983
• Following prime number: 25 000 033

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• 25 000 009 est-il un nombre premier ?