What is the Least Common Multiple of 33978 and 33988?

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 33978 and 33988 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 33978 and 33988, than apply into the LCM equation.

GCF(33978,33988) = 2
LCM(33978,33988) = ( 33978 × 33988) / 2
LCM(33978,33988) = 1154844264 / 2
LCM(33978,33988) = 577422132

Least Common Multiple (LCM) of 33978 and 33988 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 33978 and 33988. First we will calculate the prime factors of 33978 and 33988.

Prime Factorization of 33978

Prime Factorization of 33988

Now multiplying the highest exponent prime factors to calculate the LCM of 33978 and 33988.

LCM(33978,33988) = 2² × 3¹ × 7¹ × 809¹ × 29¹ × 293¹
LCM(33978,33988) = 577422132