Is 40508009 a prime number?

40 508 009 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 40 508 009 is about 6 364.590.

Thus, the square root of 40 508 009 is not an integer, and therefore 40 508 009 is not a square number.

Anyway, 40 508 009 is a prime number, and a prime number cannot be a perfect square.

The square of a number (here 40 508 009) is the result of the product of this number (40 508 009) by itself (i.e., 40 508 009 × 40 508 009); the square of 40 508 009 is sometimes called "raising 40 508 009 to the power 2", or "40 508 009 squared".

The square of 40 508 009 is 1 640 898 793 144 081 because 40 508 009 × 40 508 009 = 40 508 009² = 1 640 898 793 144 081.

As a consequence, 40 508 009 is the square root of 1 640 898 793 144 081.

40 508 009 is a number with 8 digits.

The multiples of 40 508 009 are all integers evenly divisible by 40 508 009, that is all numbers such that the remainder of the division by 40 508 009 is zero. There are infinitely many multiples of 40 508 009. The smallest multiples of 40 508 009 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 40 508 009 too, since 0 × 40 508 009 = 0
• 40 508 009: indeed, 40 508 009 is a multiple of itself, since 40 508 009 is evenly divisible by 40 508 009 (we have 40 508 009 / 40 508 009 = 1, so the remainder of this division is indeed zero)
• 81 016 018: indeed, 81 016 018 = 40 508 009 × 2
• 121 524 027: indeed, 121 524 027 = 40 508 009 × 3
• 162 032 036: indeed, 162 032 036 = 40 508 009 × 4
• 202 540 045: indeed, 202 540 045 = 40 508 009 × 5
• etc.

• Preceding numbers: …40 508 007, 40 508 008
• Following numbers: 40 508 010, 40 508 011…

Nearest numbers from 40 508 009

• Preceding prime number: 40 507 993
• Following prime number: 40 508 033

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• 40 508 009 est-il un nombre premier ?