What is the Least Common Multiple of 67790 and 67806?

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 67790 and 67806 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67790 and 67806, than apply into the LCM equation.

GCF(67790,67806) = 2
LCM(67790,67806) = ( 67790 × 67806) / 2
LCM(67790,67806) = 4596568740 / 2
LCM(67790,67806) = 2298284370

Least Common Multiple (LCM) of 67790 and 67806 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67790 and 67806. First we will calculate the prime factors of 67790 and 67806.

Prime Factorization of 67790

Prime Factorization of 67806

Now multiplying the highest exponent prime factors to calculate the LCM of 67790 and 67806.

LCM(67790,67806) = 2¹ × 5¹ × 6779¹ × 3² × 3767¹
LCM(67790,67806) = 2298284370