What is the Least Common Multiple of 6578 and 6598?

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 6578 and 6598 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6578 and 6598, than apply into the LCM equation.

GCF(6578,6598) = 2
LCM(6578,6598) = ( 6578 × 6598) / 2
LCM(6578,6598) = 43401644 / 2
LCM(6578,6598) = 21700822

Least Common Multiple (LCM) of 6578 and 6598 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6578 and 6598. First we will calculate the prime factors of 6578 and 6598.

Prime Factorization of 6578

Prime Factorization of 6598

Now multiplying the highest exponent prime factors to calculate the LCM of 6578 and 6598.

LCM(6578,6598) = 2¹ × 11¹ × 13¹ × 23¹ × 3299¹
LCM(6578,6598) = 21700822