What is the Least Common Multiple of 38105 and 38109?

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 38105 and 38109 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38105 and 38109, than apply into the LCM equation.

GCF(38105,38109) = 1
LCM(38105,38109) = ( 38105 × 38109) / 1
LCM(38105,38109) = 1452143445 / 1
LCM(38105,38109) = 1452143445

Least Common Multiple (LCM) of 38105 and 38109 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38105 and 38109. First we will calculate the prime factors of 38105 and 38109.

Prime Factorization of 38105

Prime Factorization of 38109

Now multiplying the highest exponent prime factors to calculate the LCM of 38105 and 38109.

LCM(38105,38109) = 5¹ × 7621¹ × 3¹ × 12703¹
LCM(38105,38109) = 1452143445