Is 65009 a prime number?

65 009 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 65 009 is about 254.969.

Thus, the square root of 65 009 is not an integer, and therefore 65 009 is not a square number.

The square of a number (here 65 009) is the result of the product of this number (65 009) by itself (i.e., 65 009 × 65 009); the square of 65 009 is sometimes called "raising 65 009 to the power 2", or "65 009 squared".

The square of 65 009 is 4 226 170 081 because 65 009 × 65 009 = 65 009² = 4 226 170 081.

As a consequence, 65 009 is the square root of 4 226 170 081.

65 009 is a number with 5 digits.

The multiples of 65 009 are all integers evenly divisible by 65 009, that is all numbers such that the remainder of the division by 65 009 is zero. There are infinitely many multiples of 65 009. The smallest multiples of 65 009 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 65 009 too, since 0 × 65 009 = 0
• 65 009: indeed, 65 009 is a multiple of itself, since 65 009 is evenly divisible by 65 009 (we have 65 009 / 65 009 = 1, so the remainder of this division is indeed zero)
• 130 018: indeed, 130 018 = 65 009 × 2
• 195 027: indeed, 195 027 = 65 009 × 3
• 260 036: indeed, 260 036 = 65 009 × 4
• 325 045: indeed, 325 045 = 65 009 × 5
• etc.

• Preceding numbers: …65 007, 65 008
• Following numbers: 65 010, 65 011…

Nearest numbers from 65 009

• Preceding prime number: 65 003
• Following prime number: 65 011