# What is the Least Common Multiple of 8 and 26?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 8 and 26 is 104.

LCM(8,26) = 104

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## Least Common Multiple of 8 and 26 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8 and 26, than apply into the LCM equation.

GCF(8,26) = 2
LCM(8,26) = ( 8 × 26) / 2
LCM(8,26) = 208 / 2
LCM(8,26) = 104

## Least Common Multiple (LCM) of 8 and 26 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8 and 26. First we will calculate the prime factors of 8 and 26.

### Prime Factorization of 8

Prime factors of 8 are 2. Prime factorization of 8 in exponential form is:

8 = 23

### Prime Factorization of 26

Prime factors of 26 are 2, 13. Prime factorization of 26 in exponential form is:

26 = 21 × 131

Now multiplying the highest exponent prime factors to calculate the LCM of 8 and 26.

LCM(8,26) = 23 × 131
LCM(8,26) = 104