What is the Least Common Multiple of 27603 and 27621?

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 27603 and 27621 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27603 and 27621, than apply into the LCM equation.

GCF(27603,27621) = 9
LCM(27603,27621) = ( 27603 × 27621) / 9
LCM(27603,27621) = 762422463 / 9
LCM(27603,27621) = 84713607

Least Common Multiple (LCM) of 27603 and 27621 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27603 and 27621. First we will calculate the prime factors of 27603 and 27621.

Prime Factorization of 27603

Prime Factorization of 27621

Now multiplying the highest exponent prime factors to calculate the LCM of 27603 and 27621.

LCM(27603,27621) = 3⁴ × 3067¹ × 11¹ × 31¹
LCM(27603,27621) = 84713607