Is 42729 a prime number?

42 729 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 42 729 is about 206.710.

Thus, the square root of 42 729 is not an integer, and therefore 42 729 is not a square number.

The square of a number (here 42 729) is the result of the product of this number (42 729) by itself (i.e., 42 729 × 42 729); the square of 42 729 is sometimes called "raising 42 729 to the power 2", or "42 729 squared".

The square of 42 729 is 1 825 767 441 because 42 729 × 42 729 = 42 729² = 1 825 767 441.

As a consequence, 42 729 is the square root of 1 825 767 441.

42 729 is a number with 5 digits.

The multiples of 42 729 are all integers evenly divisible by 42 729, that is all numbers such that the remainder of the division by 42 729 is zero. There are infinitely many multiples of 42 729. The smallest multiples of 42 729 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 42 729 too, since 0 × 42 729 = 0
• 42 729: indeed, 42 729 is a multiple of itself, since 42 729 is evenly divisible by 42 729 (we have 42 729 / 42 729 = 1, so the remainder of this division is indeed zero)
• 85 458: indeed, 85 458 = 42 729 × 2
• 128 187: indeed, 128 187 = 42 729 × 3
• 170 916: indeed, 170 916 = 42 729 × 4
• 213 645: indeed, 213 645 = 42 729 × 5
• etc.

• Preceding numbers: …42 727, 42 728
• Following numbers: 42 730, 42 731…

Nearest numbers from 42 729

• Preceding prime number: 42 727
• Following prime number: 42 737

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• 42 729 est-il un nombre premier ?