What is the Least Common Multiple of 63189 and 63209?

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 63189 and 63209 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 63189 and 63209, than apply into the LCM equation.

GCF(63189,63209) = 1
LCM(63189,63209) = ( 63189 × 63209) / 1
LCM(63189,63209) = 3994113501 / 1
LCM(63189,63209) = 3994113501

Least Common Multiple (LCM) of 63189 and 63209 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 63189 and 63209. First we will calculate the prime factors of 63189 and 63209.

Prime Factorization of 63189

Prime Factorization of 63209

Now multiplying the highest exponent prime factors to calculate the LCM of 63189 and 63209.

LCM(63189,63209) = 3² × 7¹ × 17¹ × 59¹ × 31¹ × 2039¹
LCM(63189,63209) = 3994113501