What is the Least Common Multiple of 68531 and 68542?

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 68531 and 68542 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68531 and 68542, than apply into the LCM equation.

GCF(68531,68542) = 1
LCM(68531,68542) = ( 68531 × 68542) / 1
LCM(68531,68542) = 4697251802 / 1
LCM(68531,68542) = 4697251802

Least Common Multiple (LCM) of 68531 and 68542 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68531 and 68542. First we will calculate the prime factors of 68531 and 68542.

Prime Factorization of 68531

Prime Factorization of 68542

Now multiplying the highest exponent prime factors to calculate the LCM of 68531 and 68542.

LCM(68531,68542) = 68531¹ × 2¹ × 43¹ × 797¹
LCM(68531,68542) = 4697251802