What is the Least Common Multiple of 86205 and 86212?

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 86205 and 86212 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86205 and 86212, than apply into the LCM equation.

GCF(86205,86212) = 7
LCM(86205,86212) = ( 86205 × 86212) / 7
LCM(86205,86212) = 7431905460 / 7
LCM(86205,86212) = 1061700780

Least Common Multiple (LCM) of 86205 and 86212 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86205 and 86212. First we will calculate the prime factors of 86205 and 86212.

Prime Factorization of 86205

Prime Factorization of 86212

Now multiplying the highest exponent prime factors to calculate the LCM of 86205 and 86212.

LCM(86205,86212) = 3¹ × 5¹ × 7¹ × 821¹ × 2² × 3079¹
LCM(86205,86212) = 1061700780