What is the Least Common Multiple of 78122 and 78133?

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 78122 and 78133 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78122 and 78133, than apply into the LCM equation.

GCF(78122,78133) = 11
LCM(78122,78133) = ( 78122 × 78133) / 11
LCM(78122,78133) = 6103906226 / 11
LCM(78122,78133) = 554900566

Least Common Multiple (LCM) of 78122 and 78133 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78122 and 78133. First we will calculate the prime factors of 78122 and 78133.

Prime Factorization of 78122

Prime Factorization of 78133

Now multiplying the highest exponent prime factors to calculate the LCM of 78122 and 78133.

LCM(78122,78133) = 2¹ × 11¹ × 53¹ × 67¹ × 7103¹
LCM(78122,78133) = 554900566