What is the Least Common Multiple of 77340 and 77346?

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 77340 and 77346 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77340 and 77346, than apply into the LCM equation.

GCF(77340,77346) = 6
LCM(77340,77346) = ( 77340 × 77346) / 6
LCM(77340,77346) = 5981939640 / 6
LCM(77340,77346) = 996989940

Least Common Multiple (LCM) of 77340 and 77346 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77340 and 77346. First we will calculate the prime factors of 77340 and 77346.

Prime Factorization of 77340

Prime Factorization of 77346

Now multiplying the highest exponent prime factors to calculate the LCM of 77340 and 77346.

LCM(77340,77346) = 2² × 3² × 5¹ × 1289¹ × 4297¹
LCM(77340,77346) = 996989940