What is the Least Common Multiple of 86215 and 86225?

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 86215 and 86225 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86215 and 86225, than apply into the LCM equation.

GCF(86215,86225) = 5
LCM(86215,86225) = ( 86215 × 86225) / 5
LCM(86215,86225) = 7433888375 / 5
LCM(86215,86225) = 1486777675

Least Common Multiple (LCM) of 86215 and 86225 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86215 and 86225. First we will calculate the prime factors of 86215 and 86225.

Prime Factorization of 86215

Prime Factorization of 86225

Now multiplying the highest exponent prime factors to calculate the LCM of 86215 and 86225.

LCM(86215,86225) = 5² × 43¹ × 401¹ × 3449¹
LCM(86215,86225) = 1486777675