What is the Least Common Multiple of 78210 and 78214?

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 78210 and 78214 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78210 and 78214, than apply into the LCM equation.

GCF(78210,78214) = 2
LCM(78210,78214) = ( 78210 × 78214) / 2
LCM(78210,78214) = 6117116940 / 2
LCM(78210,78214) = 3058558470

Least Common Multiple (LCM) of 78210 and 78214 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78210 and 78214. First we will calculate the prime factors of 78210 and 78214.

Prime Factorization of 78210

Prime Factorization of 78214

Now multiplying the highest exponent prime factors to calculate the LCM of 78210 and 78214.

LCM(78210,78214) = 2¹ × 3² × 5¹ × 11¹ × 79¹ × 39107¹
LCM(78210,78214) = 3058558470