What is the Least Common Multiple of 67538 and 67542?

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 67538 and 67542 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67538 and 67542, than apply into the LCM equation.

GCF(67538,67542) = 2
LCM(67538,67542) = ( 67538 × 67542) / 2
LCM(67538,67542) = 4561651596 / 2
LCM(67538,67542) = 2280825798

Least Common Multiple (LCM) of 67538 and 67542 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67538 and 67542. First we will calculate the prime factors of 67538 and 67542.

Prime Factorization of 67538

Prime Factorization of 67542

Now multiplying the highest exponent prime factors to calculate the LCM of 67538 and 67542.

LCM(67538,67542) = 2¹ × 33769¹ × 3¹ × 11257¹
LCM(67538,67542) = 2280825798