What is the Least Common Multiple of 27620 and 27636?

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 27620 and 27636 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27620 and 27636, than apply into the LCM equation.

GCF(27620,27636) = 4
LCM(27620,27636) = ( 27620 × 27636) / 4
LCM(27620,27636) = 763306320 / 4
LCM(27620,27636) = 190826580

Least Common Multiple (LCM) of 27620 and 27636 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27620 and 27636. First we will calculate the prime factors of 27620 and 27636.

Prime Factorization of 27620

Prime Factorization of 27636

Now multiplying the highest exponent prime factors to calculate the LCM of 27620 and 27636.

LCM(27620,27636) = 2² × 5¹ × 1381¹ × 3¹ × 7² × 47¹
LCM(27620,27636) = 190826580