What is the Least Common Multiple of 76542 and 76556?

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 76542 and 76556 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 76542 and 76556, than apply into the LCM equation.

GCF(76542,76556) = 2
LCM(76542,76556) = ( 76542 × 76556) / 2
LCM(76542,76556) = 5859749352 / 2
LCM(76542,76556) = 2929874676

Least Common Multiple (LCM) of 76542 and 76556 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 76542 and 76556. First we will calculate the prime factors of 76542 and 76556.

Prime Factorization of 76542

Prime Factorization of 76556

Now multiplying the highest exponent prime factors to calculate the LCM of 76542 and 76556.

LCM(76542,76556) = 2² × 3¹ × 12757¹ × 19139¹
LCM(76542,76556) = 2929874676