Is 478009 a prime number?

478 009 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 478 009 is about 691.382.

Thus, the square root of 478 009 is not an integer, and therefore 478 009 is not a square number.

The square of a number (here 478 009) is the result of the product of this number (478 009) by itself (i.e., 478 009 × 478 009); the square of 478 009 is sometimes called "raising 478 009 to the power 2", or "478 009 squared".

The square of 478 009 is 228 492 604 081 because 478 009 × 478 009 = 478 009² = 228 492 604 081.

As a consequence, 478 009 is the square root of 228 492 604 081.

478 009 is a number with 6 digits.

The multiples of 478 009 are all integers evenly divisible by 478 009, that is all numbers such that the remainder of the division by 478 009 is zero. There are infinitely many multiples of 478 009. The smallest multiples of 478 009 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 478 009 too, since 0 × 478 009 = 0
• 478 009: indeed, 478 009 is a multiple of itself, since 478 009 is evenly divisible by 478 009 (we have 478 009 / 478 009 = 1, so the remainder of this division is indeed zero)
• 956 018: indeed, 956 018 = 478 009 × 2
• 1 434 027: indeed, 1 434 027 = 478 009 × 3
• 1 912 036: indeed, 1 912 036 = 478 009 × 4
• 2 390 045: indeed, 2 390 045 = 478 009 × 5
• etc.

• Preceding numbers: …478 007, 478 008
• Following numbers: 478 010, 478 011…

Nearest numbers from 478 009

• Preceding prime number: 478 001
• Following prime number: 478 039