What is the Least Common Multiple of 64191 and 64211?

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 64191 and 64211 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64191 and 64211, than apply into the LCM equation.

GCF(64191,64211) = 1
LCM(64191,64211) = ( 64191 × 64211) / 1
LCM(64191,64211) = 4121768301 / 1
LCM(64191,64211) = 4121768301

Least Common Multiple (LCM) of 64191 and 64211 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64191 and 64211. First we will calculate the prime factors of 64191 and 64211.

Prime Factorization of 64191

Prime Factorization of 64211

Now multiplying the highest exponent prime factors to calculate the LCM of 64191 and 64211.

LCM(64191,64211) = 3¹ × 21397¹ × 7¹ × 9173¹
LCM(64191,64211) = 4121768301