Is 142009 a prime number?

142 009 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 142 009 is about 376.841.

Thus, the square root of 142 009 is not an integer, and therefore 142 009 is not a square number.

The square of a number (here 142 009) is the result of the product of this number (142 009) by itself (i.e., 142 009 × 142 009); the square of 142 009 is sometimes called "raising 142 009 to the power 2", or "142 009 squared".

The square of 142 009 is 20 166 556 081 because 142 009 × 142 009 = 142 009² = 20 166 556 081.

As a consequence, 142 009 is the square root of 20 166 556 081.

142 009 is a number with 6 digits.

The multiples of 142 009 are all integers evenly divisible by 142 009, that is all numbers such that the remainder of the division by 142 009 is zero. There are infinitely many multiples of 142 009. The smallest multiples of 142 009 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 142 009 too, since 0 × 142 009 = 0
• 142 009: indeed, 142 009 is a multiple of itself, since 142 009 is evenly divisible by 142 009 (we have 142 009 / 142 009 = 1, so the remainder of this division is indeed zero)
• 284 018: indeed, 284 018 = 142 009 × 2
• 426 027: indeed, 426 027 = 142 009 × 3
• 568 036: indeed, 568 036 = 142 009 × 4
• 710 045: indeed, 710 045 = 142 009 × 5
• etc.

• Preceding numbers: …142 007, 142 008
• Following numbers: 142 010, 142 011…

Nearest numbers from 142 009

• Preceding prime number: 142 007
• Following prime number: 142 019

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• 142 009 est-il un nombre premier ?