What is the Least Common Multiple of 84924 and 84942?

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 84924 and 84942 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84924 and 84942, than apply into the LCM equation.

GCF(84924,84942) = 18
LCM(84924,84942) = ( 84924 × 84942) / 18
LCM(84924,84942) = 7213614408 / 18
LCM(84924,84942) = 400756356

Least Common Multiple (LCM) of 84924 and 84942 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84924 and 84942. First we will calculate the prime factors of 84924 and 84942.

Prime Factorization of 84924

Prime Factorization of 84942

Now multiplying the highest exponent prime factors to calculate the LCM of 84924 and 84942.

LCM(84924,84942) = 2² × 3³ × 7¹ × 337¹ × 11² × 13¹
LCM(84924,84942) = 400756356