What is the Least Common Multiple of 6670 and 6689?

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 6670 and 6689 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6670 and 6689, than apply into the LCM equation.

GCF(6670,6689) = 1
LCM(6670,6689) = ( 6670 × 6689) / 1
LCM(6670,6689) = 44615630 / 1
LCM(6670,6689) = 44615630

Least Common Multiple (LCM) of 6670 and 6689 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6670 and 6689. First we will calculate the prime factors of 6670 and 6689.

Prime Factorization of 6670

Prime Factorization of 6689

Now multiplying the highest exponent prime factors to calculate the LCM of 6670 and 6689.

LCM(6670,6689) = 2¹ × 5¹ × 23¹ × 29¹ × 6689¹
LCM(6670,6689) = 44615630