What is the Least Common Multiple of 84110 and 84115?

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 84110 and 84115 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84110 and 84115, than apply into the LCM equation.

GCF(84110,84115) = 5
LCM(84110,84115) = ( 84110 × 84115) / 5
LCM(84110,84115) = 7074912650 / 5
LCM(84110,84115) = 1414982530

Least Common Multiple (LCM) of 84110 and 84115 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84110 and 84115. First we will calculate the prime factors of 84110 and 84115.

Prime Factorization of 84110

Prime Factorization of 84115

Now multiplying the highest exponent prime factors to calculate the LCM of 84110 and 84115.

LCM(84110,84115) = 2¹ × 5¹ × 13¹ × 647¹ × 16823¹
LCM(84110,84115) = 1414982530