What is the Least Common Multiple of 66678 and 66687?

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 66678 and 66687 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66678 and 66687, than apply into the LCM equation.

GCF(66678,66687) = 3
LCM(66678,66687) = ( 66678 × 66687) / 3
LCM(66678,66687) = 4446555786 / 3
LCM(66678,66687) = 1482185262

Least Common Multiple (LCM) of 66678 and 66687 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66678 and 66687. First we will calculate the prime factors of 66678 and 66687.

Prime Factorization of 66678

Prime Factorization of 66687

Now multiplying the highest exponent prime factors to calculate the LCM of 66678 and 66687.

LCM(66678,66687) = 2¹ × 3¹ × 11113¹ × 22229¹
LCM(66678,66687) = 1482185262