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Is 149 a Prime Number?

Is 149 a prime number? Numbers having only 2 factors, i.e. 1 and the number itself are known as prime numbers whereas numbers with more than 2 factors are known as composite. The answer to the question whether 149 is a prime or composite is - "149 is a prime number." Now, let us find out how and why is 149 a prime number or a composite number?

Is 149 a prime number? - Yes
Is 149 a composite number? - No
Factors of 149 - 1, 149
Is 149 a perfect square? - No
Prime Factors of 149 - 149

Yes, 149 is a prime number. The number 149 is divisible only by 1 and the number itself. For a number to be classified as a prime number, it should have exactly two factors. Since 149 has exactly two factors, i.e. 1 and 149, it is a prime number.

Is 149 a Prime or Composite?

How is 149 a Prime Number?

To understand whether 149 is composite or prime, it is important to find its factors.

Factors of 149: 1, 149

Therefore, we can say that 149 is a prime number since it has only 2 factors.

☛ Prime Number Calculator

Is 149 a Composite Number?

No, since 149 has only two factors, i.e. 1 and 149. In other words, 149 is not a composite number because 149 doesn’t have more than 2 factors.

Problem Statements:

Is 149 a Prime Number?	Yes
Is 149 a Composite Number?	No
Is 149 an Even Number?	No
Cube Root of 149	5.301450
Is 149 a Perfect Square?	No
Is 149 a Perfect Cube?	No
Is 149 an Odd Number?	Yes
Multiples of 149	149, 298, 447, 596, 745, 894, 1043, 1192, 1341, 1490
Square Root of 149	12.206556

Fun Facts:

All primes except 2 are odd.
Numbers X and Y are said to be coprime if they have only one common factor that is 1.
All prime numbers don't have the last digit as 5 except the number 5.

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