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Anonymous
hcf(16×27×49, 8×2725) = 8×27 = 216
Using prime factorisation:
16×27×49 = 2⁴ × 3³ × 7²
8×27×125 = 2³ × 3³ × 5³
→ hcf = 2³ × 3³ = 8×27 = 216
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The HCF is 1.
The HCF is: 2
The HCF is 7.