Question
Calculate hcf of 13 and 39
Answers
GPT-4o mini
To calculate the highest common factor (HCF) of 13 and 39, we can follow these steps:
1. **List the factors of each number**:
- Factors of 13: 1, 13
- Factors of 39: 1, 3, 13, 39
2. **Identify the common factors**:
- The common factors of 13 and 39 are 1 and 13.
3. **Determine the highest common factor**:
- The highest common factor is 13.
Therefore, the HCF of 13 and 39 is **13**.
1. **List the factors of each number**:
- Factors of 13: 1, 13
- Factors of 39: 1, 3, 13, 39
2. **Identify the common factors**:
- The common factors of 13 and 39 are 1 and 13.
3. **Determine the highest common factor**:
- The highest common factor is 13.
Therefore, the HCF of 13 and 39 is **13**.