GCF for 156 and 312
"Greatest Common Factor" Calculator
What is the Greatest common Divisor of 156 and 312?
Answer: GCF of 156 and 312 is 156
(One hundred fifty-six)
Finding GCF for 156 and 312 using all factors (divisors) listing
The first method to find GCF for numbers 156 and 312 is to list all factors for both numbers and pick the highest common one:
All factors of 156: 1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156
All factors of 312: 1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312
So the Greatest Common Factor for 156 and 312 is 156
Finding GCF for 156 and 312 by Prime Factorization
The second method to find GCF for numbers 156 and 312 is to list all Prime Factors for both numbers and multiply the common ones:
All Prime Factors of 156: 2, 2, 3, 13
All Prime Factors of 312: 2, 2, 2, 3, 13
As we can see there are Prime Factors common to both numbers: 2, 2, 3, 13
Now we need to multiply them to find GCF: 2 × 2 × 3 × 13 = 156
See Also
- Least Common Multiple - Find the Least Common Multiple (LCM) of two numbers
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GCF Table
| Number 1 | Number 2 | GCF |
|---|---|---|
| 141 | 312 | 3 |
| 142 | 312 | 2 |
| 143 | 312 | 13 |
| 144 | 312 | 24 |
| 145 | 312 | 1 |
| 146 | 312 | 2 |
| 147 | 312 | 3 |
| 148 | 312 | 4 |
| 149 | 312 | 1 |
| 150 | 312 | 6 |
| 151 | 312 | 1 |
| 152 | 312 | 8 |
| 153 | 312 | 3 |
| 154 | 312 | 2 |
| 155 | 312 | 1 |
| 156 | 312 | 156 |
| 157 | 312 | 1 |
| 158 | 312 | 2 |
| 159 | 312 | 3 |
| 160 | 312 | 8 |
| 161 | 312 | 1 |
| 162 | 312 | 6 |
| 163 | 312 | 1 |
| 164 | 312 | 4 |
| 165 | 312 | 3 |
| 166 | 312 | 2 |
| 167 | 312 | 1 |
| 168 | 312 | 24 |
| 169 | 312 | 13 |
| 170 | 312 | 2 |
About "Greatest Common Factor" Calculator
This calculator will help you find the greatest common factor (GCF) of two numbers. For example, it can help you find out what is the Greatest common Divisor of 156 and 312? (The answer is: 156). Select the first number (e.g. '156') and the second number (e.g. '312'). After that hit the 'Calculate' button.
Greatest Common Factor (GCF) also known as the Greatest Common Divisor (GCD) or Highest Common Factor (HCF) - it is the largest positive integer that divides each of the integers with zero remainder