What is the Least Common Multiple of 86380 and 86387?

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 86380 and 86387 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86380 and 86387, than apply into the LCM equation.

GCF(86380,86387) = 7
LCM(86380,86387) = ( 86380 × 86387) / 7
LCM(86380,86387) = 7462109060 / 7
LCM(86380,86387) = 1066015580

Least Common Multiple (LCM) of 86380 and 86387 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86380 and 86387. First we will calculate the prime factors of 86380 and 86387.

Prime Factorization of 86380

Prime Factorization of 86387

Now multiplying the highest exponent prime factors to calculate the LCM of 86380 and 86387.

LCM(86380,86387) = 2² × 5¹ × 7² × 617¹ × 41¹ × 43¹
LCM(86380,86387) = 1066015580