GCF for 12, 24 and 36
"Greatest Common Factor of 3 Numbers" Calculator
What's the Greatest Common Factor (GCF) of 12, 24 and 36?
Answer
GCF of 12, 24 and 36 is
12
Common factors: 1, 2, 3, 4, 6, 12
12 divides all three: 12 ÷ 12 = 1, 24 ÷ 12 = 2, 36 ÷ 12 = 3 — and 1, 2 and 3 have no factor but 1 common to all of them, so no larger number divides all three.
12 = 22 × 3
24 = 23 × 3
36 = 22 × 32
| Prime | 12 | 24 | 36 | Lowest power |
|---|---|---|---|---|
| 2 | 22 | 23 | 22 | 22 |
| 3 | 3 | 3 | 32 | 3 |
GCF = 22 × 3 = 12
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See Also
- Least Common Multiple of 3 Numbers - Find the Least Common Multiple (LCM) of three numbers
- Greatest Common Factor - Find the Greatest Common Factor (GCF) of two numbers
- Least Common Multiple - Find the Least Common Multiple (LCM) of two numbers
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GCF Table
| 1st | 2nd | 3rd | GCF |
|---|---|---|---|
| 12 | 21 | 24 | 3 |
| 12 | 22 | 24 | 2 |
| 12 | 23 | 24 | 1 |
| 12 | 24 | 24 | 12 |
| 12 | 24 | 25 | 1 |
| 12 | 24 | 26 | 2 |
| 12 | 24 | 27 | 3 |
| 12 | 24 | 28 | 4 |
| 12 | 24 | 29 | 1 |
| 12 | 24 | 30 | 6 |
| 12 | 24 | 31 | 1 |
| 12 | 24 | 32 | 4 |
| 12 | 24 | 33 | 3 |
| 12 | 24 | 34 | 2 |
| 12 | 24 | 35 | 1 |
| 12 | 24 | 36 | 12 |
| 12 | 24 | 37 | 1 |
| 12 | 24 | 38 | 2 |
| 12 | 24 | 39 | 3 |
| 12 | 24 | 40 | 4 |
| 12 | 24 | 41 | 1 |
| 12 | 24 | 42 | 6 |
| 12 | 24 | 43 | 1 |
| 12 | 24 | 44 | 4 |
| 12 | 24 | 45 | 3 |
| 12 | 24 | 46 | 2 |
| 12 | 24 | 47 | 1 |
| 12 | 24 | 48 | 12 |
| 12 | 24 | 49 | 1 |
| 12 | 24 | 50 | 2 |