What is the Least Common Multiple of 67221 and 67233?

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 67221 and 67233 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67221 and 67233, than apply into the LCM equation.

GCF(67221,67233) = 3
LCM(67221,67233) = ( 67221 × 67233) / 3
LCM(67221,67233) = 4519469493 / 3
LCM(67221,67233) = 1506489831

Least Common Multiple (LCM) of 67221 and 67233 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67221 and 67233. First we will calculate the prime factors of 67221 and 67233.

Prime Factorization of 67221

Prime Factorization of 67233

Now multiplying the highest exponent prime factors to calculate the LCM of 67221 and 67233.

LCM(67221,67233) = 3² × 7¹ × 11¹ × 97¹ × 73¹ × 307¹
LCM(67221,67233) = 1506489831