What is the Least Common Multiple of 6820 and 6826?

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 of 6820 and 6826 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6820 and 6826, than apply into the LCM equation.

GCF(6820,6826) = 2
LCM(6820,6826) = ( 6820 × 6826) / 2
LCM(6820,6826) = 46553320 / 2
LCM(6820,6826) = 23276660

Least Common Multiple (LCM) of 6820 and 6826 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6820 and 6826. First we will calculate the prime factors of 6820 and 6826.

Prime Factorization of 6820

Prime Factorization of 6826

Now multiplying the highest exponent prime factors to calculate the LCM of 6820 and 6826.

LCM(6820,6826) = 2² × 5¹ × 11¹ × 31¹ × 3413¹
LCM(6820,6826) = 23276660