What is the Least Common Multiple of 38617 and 38621?

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 38617 and 38621 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38617 and 38621, than apply into the LCM equation.

GCF(38617,38621) = 1
LCM(38617,38621) = ( 38617 × 38621) / 1
LCM(38617,38621) = 1491427157 / 1
LCM(38617,38621) = 1491427157

Least Common Multiple (LCM) of 38617 and 38621 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38617 and 38621. First we will calculate the prime factors of 38617 and 38621.

Prime Factorization of 38617

Prime Factorization of 38621

Now multiplying the highest exponent prime factors to calculate the LCM of 38617 and 38621.

LCM(38617,38621) = 23² × 73¹ × 11¹ × 3511¹
LCM(38617,38621) = 1491427157