What is the Least Common Multiple of 4161 and 4173?

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 4161 and 4173 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4161 and 4173, than apply into the LCM equation.

GCF(4161,4173) = 3
LCM(4161,4173) = ( 4161 × 4173) / 3
LCM(4161,4173) = 17363853 / 3
LCM(4161,4173) = 5787951

Least Common Multiple (LCM) of 4161 and 4173 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4161 and 4173. First we will calculate the prime factors of 4161 and 4173.

Prime Factorization of 4161

Prime Factorization of 4173

Now multiplying the highest exponent prime factors to calculate the LCM of 4161 and 4173.

LCM(4161,4173) = 3¹ × 19¹ × 73¹ × 13¹ × 107¹
LCM(4161,4173) = 5787951