What is the Least Common Multiple of 12201 and 12211?

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 12201 and 12211 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12201 and 12211, than apply into the LCM equation.

GCF(12201,12211) = 1
LCM(12201,12211) = ( 12201 × 12211) / 1
LCM(12201,12211) = 148986411 / 1
LCM(12201,12211) = 148986411

Least Common Multiple (LCM) of 12201 and 12211 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12201 and 12211. First we will calculate the prime factors of 12201 and 12211.

Prime Factorization of 12201

Prime Factorization of 12211

Now multiplying the highest exponent prime factors to calculate the LCM of 12201 and 12211.

LCM(12201,12211) = 3¹ × 7² × 83¹ × 12211¹
LCM(12201,12211) = 148986411