GCF (HCF) of 8 and 50
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What is the Greatest Common Divisor of 8 and 50?
Answer
GCF (HCF) of 8 and 50 is
2
Common factors: 1, 2
2 divides both: 8 ÷ 2 = 4, 50 ÷ 2 = 25 — and 4 and 25 share no factor but 1, so no larger number divides both.
8 = 23
50 = 2 × 52
| Prime | 8 | 50 | Lowest power |
|---|---|---|---|
| 2 | 23 | 2 | 2 |
| 5 | — | 52 | — |
— = power 0: the prime is not a factor of this number, so it cannot be in the GCF.
GCF = 2
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See Also
- Least Common Multiple - Find the Least Common Multiple (LCM) of two numbers
- Greatest Common Factor of 3 Numbers - Find the Greatest Common Factor (GCF) of three numbers
- Least Common Multiple of 3 Numbers - Find the Least Common Multiple (LCM) of three numbers
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