What is the Least Common Multiple of 67172 and 67187?

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 67172 and 67187 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67172 and 67187, than apply into the LCM equation.

GCF(67172,67187) = 1
LCM(67172,67187) = ( 67172 × 67187) / 1
LCM(67172,67187) = 4513085164 / 1
LCM(67172,67187) = 4513085164

Least Common Multiple (LCM) of 67172 and 67187 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67172 and 67187. First we will calculate the prime factors of 67172 and 67187.

Prime Factorization of 67172

Prime Factorization of 67187

Now multiplying the highest exponent prime factors to calculate the LCM of 67172 and 67187.

LCM(67172,67187) = 2² × 7¹ × 2399¹ × 67187¹
LCM(67172,67187) = 4513085164