Is 42141 a prime number?

42 141 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 42 141 is about 205.283.

Thus, the square root of 42 141 is not an integer, and therefore 42 141 is not a square number.

The square of a number (here 42 141) is the result of the product of this number (42 141) by itself (i.e., 42 141 × 42 141); the square of 42 141 is sometimes called "raising 42 141 to the power 2", or "42 141 squared".

The square of 42 141 is 1 775 863 881 because 42 141 × 42 141 = 42 141² = 1 775 863 881.

As a consequence, 42 141 is the square root of 1 775 863 881.

42 141 is a number with 5 digits.

The multiples of 42 141 are all integers evenly divisible by 42 141, that is all numbers such that the remainder of the division by 42 141 is zero. There are infinitely many multiples of 42 141. The smallest multiples of 42 141 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 42 141 too, since 0 × 42 141 = 0
• 42 141: indeed, 42 141 is a multiple of itself, since 42 141 is evenly divisible by 42 141 (we have 42 141 / 42 141 = 1, so the remainder of this division is indeed zero)
• 84 282: indeed, 84 282 = 42 141 × 2
• 126 423: indeed, 126 423 = 42 141 × 3
• 168 564: indeed, 168 564 = 42 141 × 4
• 210 705: indeed, 210 705 = 42 141 × 5
• etc.

• Preceding numbers: …42 139, 42 140
• Following numbers: 42 142, 42 143…

Nearest numbers from 42 141

• Preceding prime number: 42 139
• Following prime number: 42 157

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• 42 141 est-il un nombre premier ?