Is 144009 a prime number?

144 009 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 144 009 is about 379.485.

Thus, the square root of 144 009 is not an integer, and therefore 144 009 is not a square number.

The square of a number (here 144 009) is the result of the product of this number (144 009) by itself (i.e., 144 009 × 144 009); the square of 144 009 is sometimes called "raising 144 009 to the power 2", or "144 009 squared".

The square of 144 009 is 20 738 592 081 because 144 009 × 144 009 = 144 009² = 20 738 592 081.

As a consequence, 144 009 is the square root of 20 738 592 081.

144 009 is a number with 6 digits.

The multiples of 144 009 are all integers evenly divisible by 144 009, that is all numbers such that the remainder of the division by 144 009 is zero. There are infinitely many multiples of 144 009. The smallest multiples of 144 009 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 144 009 too, since 0 × 144 009 = 0
• 144 009: indeed, 144 009 is a multiple of itself, since 144 009 is evenly divisible by 144 009 (we have 144 009 / 144 009 = 1, so the remainder of this division is indeed zero)
• 288 018: indeed, 288 018 = 144 009 × 2
• 432 027: indeed, 432 027 = 144 009 × 3
• 576 036: indeed, 576 036 = 144 009 × 4
• 720 045: indeed, 720 045 = 144 009 × 5
• etc.

• Preceding numbers: …144 007, 144 008
• Following numbers: 144 010, 144 011…

Nearest numbers from 144 009

• Preceding prime number: 143 999
• Following prime number: 144 013

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• 144 009 est-il un nombre premier ?