Is 140009 a prime number?

140 009 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 140 009 is about 374.178.

Thus, the square root of 140 009 is not an integer, and therefore 140 009 is not a square number.

Anyway, 140 009 is a prime number, and a prime number cannot be a perfect square.

The square of a number (here 140 009) is the result of the product of this number (140 009) by itself (i.e., 140 009 × 140 009); the square of 140 009 is sometimes called "raising 140 009 to the power 2", or "140 009 squared".

The square of 140 009 is 19 602 520 081 because 140 009 × 140 009 = 140 009² = 19 602 520 081.

As a consequence, 140 009 is the square root of 19 602 520 081.

140 009 is a number with 6 digits.

The multiples of 140 009 are all integers evenly divisible by 140 009, that is all numbers such that the remainder of the division by 140 009 is zero. There are infinitely many multiples of 140 009. The smallest multiples of 140 009 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 140 009 too, since 0 × 140 009 = 0
• 140 009: indeed, 140 009 is a multiple of itself, since 140 009 is evenly divisible by 140 009 (we have 140 009 / 140 009 = 1, so the remainder of this division is indeed zero)
• 280 018: indeed, 280 018 = 140 009 × 2
• 420 027: indeed, 420 027 = 140 009 × 3
• 560 036: indeed, 560 036 = 140 009 × 4
• 700 045: indeed, 700 045 = 140 009 × 5
• etc.

• Preceding numbers: …140 007, 140 008
• Following numbers: 140 010, 140 011…

Nearest numbers from 140 009

• Preceding prime number: 139 999
• Following prime number: 140 053

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• 140 009 est-il un nombre premier ?