Is 42404 a prime number?

42 404 is an even number, because it is evenly divisible by 2: 42 404 / 2 = 21 202.

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 42 404 is about 205.922.

Thus, the square root of 42 404 is not an integer, and therefore 42 404 is not a square number.

The square of a number (here 42 404) is the result of the product of this number (42 404) by itself (i.e., 42 404 × 42 404); the square of 42 404 is sometimes called "raising 42 404 to the power 2", or "42 404 squared".

The square of 42 404 is 1 798 099 216 because 42 404 × 42 404 = 42 404² = 1 798 099 216.

As a consequence, 42 404 is the square root of 1 798 099 216.

42 404 is a number with 5 digits.

The multiples of 42 404 are all integers evenly divisible by 42 404, that is all numbers such that the remainder of the division by 42 404 is zero. There are infinitely many multiples of 42 404. The smallest multiples of 42 404 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 42 404 too, since 0 × 42 404 = 0
• 42 404: indeed, 42 404 is a multiple of itself, since 42 404 is evenly divisible by 42 404 (we have 42 404 / 42 404 = 1, so the remainder of this division is indeed zero)
• 84 808: indeed, 84 808 = 42 404 × 2
• 127 212: indeed, 127 212 = 42 404 × 3
• 169 616: indeed, 169 616 = 42 404 × 4
• 212 020: indeed, 212 020 = 42 404 × 5
• etc.

• Preceding numbers: …42 402, 42 403
• Following numbers: 42 405, 42 406…

Nearest numbers from 42 404

• Preceding prime number: 42 403
• Following prime number: 42 407

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• 42 404 est-il un nombre premier ?