Is 42744 a prime number?

42 744 is an even number, because it is evenly divisible by 2: 42 744 / 2 = 21 372.

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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 42 744 is about 206.746.

Thus, the square root of 42 744 is not an integer, and therefore 42 744 is not a square number.

The square of a number (here 42 744) is the result of the product of this number (42 744) by itself (i.e., 42 744 × 42 744); the square of 42 744 is sometimes called "raising 42 744 to the power 2", or "42 744 squared".

The square of 42 744 is 1 827 049 536 because 42 744 × 42 744 = 42 744² = 1 827 049 536.

As a consequence, 42 744 is the square root of 1 827 049 536.

42 744 is a number with 5 digits.

The multiples of 42 744 are all integers evenly divisible by 42 744, that is all numbers such that the remainder of the division by 42 744 is zero. There are infinitely many multiples of 42 744. The smallest multiples of 42 744 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 42 744 too, since 0 × 42 744 = 0
• 42 744: indeed, 42 744 is a multiple of itself, since 42 744 is evenly divisible by 42 744 (we have 42 744 / 42 744 = 1, so the remainder of this division is indeed zero)
• 85 488: indeed, 85 488 = 42 744 × 2
• 128 232: indeed, 128 232 = 42 744 × 3
• 170 976: indeed, 170 976 = 42 744 × 4
• 213 720: indeed, 213 720 = 42 744 × 5
• etc.

• Preceding numbers: …42 742, 42 743
• Following numbers: 42 745, 42 746…

Nearest numbers from 42 744

• Preceding prime number: 42 743
• Following prime number: 42 751

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• 42 744 est-il un nombre premier ?