What is the Least Common Multiple of 6442 and 6459?

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 6442 and 6459 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6442 and 6459, than apply into the LCM equation.

GCF(6442,6459) = 1
LCM(6442,6459) = ( 6442 × 6459) / 1
LCM(6442,6459) = 41608878 / 1
LCM(6442,6459) = 41608878

Least Common Multiple (LCM) of 6442 and 6459 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6442 and 6459. First we will calculate the prime factors of 6442 and 6459.

Prime Factorization of 6442

Prime Factorization of 6459

Now multiplying the highest exponent prime factors to calculate the LCM of 6442 and 6459.

LCM(6442,6459) = 2¹ × 3221¹ × 3¹ × 2153¹
LCM(6442,6459) = 41608878