What is the Least Common Multiple of 67807 and 67811?

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 67807 and 67811 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67807 and 67811, than apply into the LCM equation.

GCF(67807,67811) = 1
LCM(67807,67811) = ( 67807 × 67811) / 1
LCM(67807,67811) = 4598060477 / 1
LCM(67807,67811) = 4598060477

Least Common Multiple (LCM) of 67807 and 67811 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67807 and 67811. First we will calculate the prime factors of 67807 and 67811.

Prime Factorization of 67807

Prime Factorization of 67811

Now multiplying the highest exponent prime factors to calculate the LCM of 67807 and 67811.

LCM(67807,67811) = 67807¹ × 19¹ × 43¹ × 83¹
LCM(67807,67811) = 4598060477