Is 121 a prime number or composite?
Understand the Problem
The question is asking whether the number 121 is classified as a prime number or a composite number. A prime number has exactly two distinct positive divisors, while a composite number has more than two. To answer this, we will examine the divisibility of 121.
Answer
121 is a composite number.
The final answer is 121 is a composite number.
Answer for screen readers
The final answer is 121 is a composite number.
More Information
121 is a composite number because it has more than two factors: 1, 11, and 121.
Tips
A common mistake is to assume a number is prime without testing divisibility by all numbers smaller than its square root.
Sources
- Is 121 a Composite Number? - Cuemath - cuemath.com
- Is 121 a prime or composite number? - Homework.Study.com - homework.study.com
- Is 121 a Prime Number? | Thinkster Math - hellothinkster.com