Is 42149 a prime number?

42 149 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 42 149 is about 205.302.

Thus, the square root of 42 149 is not an integer, and therefore 42 149 is not a square number.

The square of a number (here 42 149) is the result of the product of this number (42 149) by itself (i.e., 42 149 × 42 149); the square of 42 149 is sometimes called "raising 42 149 to the power 2", or "42 149 squared".

The square of 42 149 is 1 776 538 201 because 42 149 × 42 149 = 42 149² = 1 776 538 201.

As a consequence, 42 149 is the square root of 1 776 538 201.

42 149 is a number with 5 digits.

The multiples of 42 149 are all integers evenly divisible by 42 149, that is all numbers such that the remainder of the division by 42 149 is zero. There are infinitely many multiples of 42 149. The smallest multiples of 42 149 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 42 149 too, since 0 × 42 149 = 0
• 42 149: indeed, 42 149 is a multiple of itself, since 42 149 is evenly divisible by 42 149 (we have 42 149 / 42 149 = 1, so the remainder of this division is indeed zero)
• 84 298: indeed, 84 298 = 42 149 × 2
• 126 447: indeed, 126 447 = 42 149 × 3
• 168 596: indeed, 168 596 = 42 149 × 4
• 210 745: indeed, 210 745 = 42 149 × 5
• etc.

• Preceding numbers: …42 147, 42 148
• Following numbers: 42 150, 42 151…

Nearest numbers from 42 149

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

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• 42 149 est-il un nombre premier ?