What is the Least Common Multiple of 79538 and 79558?

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 79538 and 79558 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79538 and 79558, than apply into the LCM equation.

GCF(79538,79558) = 2
LCM(79538,79558) = ( 79538 × 79558) / 2
LCM(79538,79558) = 6327884204 / 2
LCM(79538,79558) = 3163942102

Least Common Multiple (LCM) of 79538 and 79558 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79538 and 79558. First we will calculate the prime factors of 79538 and 79558.

Prime Factorization of 79538

Prime Factorization of 79558

Now multiplying the highest exponent prime factors to calculate the LCM of 79538 and 79558.

LCM(79538,79558) = 2¹ × 39769¹ × 39779¹
LCM(79538,79558) = 3163942102