What is the Least Common Multiple of 51670 and 51686?

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 51670 and 51686 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51670 and 51686, than apply into the LCM equation.

GCF(51670,51686) = 2
LCM(51670,51686) = ( 51670 × 51686) / 2
LCM(51670,51686) = 2670615620 / 2
LCM(51670,51686) = 1335307810

Least Common Multiple (LCM) of 51670 and 51686 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51670 and 51686. First we will calculate the prime factors of 51670 and 51686.

Prime Factorization of 51670

Prime Factorization of 51686

Now multiplying the highest exponent prime factors to calculate the LCM of 51670 and 51686.

LCM(51670,51686) = 2¹ × 5¹ × 5167¹ × 43¹ × 601¹
LCM(51670,51686) = 1335307810