What is the Least Common Multiple of 11670 and 11686?

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 11670 and 11686 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11670 and 11686, than apply into the LCM equation.

GCF(11670,11686) = 2
LCM(11670,11686) = ( 11670 × 11686) / 2
LCM(11670,11686) = 136375620 / 2
LCM(11670,11686) = 68187810

Least Common Multiple (LCM) of 11670 and 11686 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11670 and 11686. First we will calculate the prime factors of 11670 and 11686.

Prime Factorization of 11670

Prime Factorization of 11686

Now multiplying the highest exponent prime factors to calculate the LCM of 11670 and 11686.

LCM(11670,11686) = 2¹ × 3¹ × 5¹ × 389¹ × 5843¹
LCM(11670,11686) = 68187810