GCF and LCM of 8 and 11
The greatest common factor and least common multiple of 8 and 11.
GCF of 8 and 11
1
LCM of 8 and 11
88
How it works
Break each number into its prime factors:
- 8 = 2³
- 11 = 11
The GCF (1) multiplies the primes both share, at the lowest power each appears. The LCM (88) multiplies every prime that appears in either number, at the highest power — which is also 8 × 11 ÷ 1 = 88.
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Frequently asked questions
What is the GCF of 8 and 11?+
The greatest common factor (GCF) of 8 and 11 is 1 — the largest number that divides both 8 and 11 with no remainder.
What is the LCM of 8 and 11?+
The least common multiple (LCM) of 8 and 11 is 88 — the smallest number that both 8 and 11 divide into. It equals 8 × 11 ÷ GCF = 88 ÷ 1 = 88.