What is the Least Common Multiple of 39156 and 39173?

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 39156 and 39173 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39156 and 39173, than apply into the LCM equation.

GCF(39156,39173) = 1
LCM(39156,39173) = ( 39156 × 39173) / 1
LCM(39156,39173) = 1533857988 / 1
LCM(39156,39173) = 1533857988

Least Common Multiple (LCM) of 39156 and 39173 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39156 and 39173. First we will calculate the prime factors of 39156 and 39173.

Prime Factorization of 39156

Prime Factorization of 39173

Now multiplying the highest exponent prime factors to calculate the LCM of 39156 and 39173.

LCM(39156,39173) = 2² × 3¹ × 13¹ × 251¹ × 43¹ × 911¹
LCM(39156,39173) = 1533857988