it is not composite it is prime
11, prime. 22, composite.
11 is a prime
prime
11 is a prime.
Composite: 7*11
To understand whether 11 is composite or prime, it is important to find its factors. Factors of 11: 1, 11 Therefore, we can say that 11 is a prime number since it has only 2 factors. ☛ Prime Number Calculator Is 11 a Composite Number? No, since 11 has only two factors, i.e. 1 and 11.
No because 11 is a prime number but the rest of them are composite numbers.
143 is not prime. 143 = 11 * 13
11 is prime.
It's a Prime number
1573 is not prime. 1573 = 11 * 11 * 13. Thus, it is a composite number.