What is the Least Common Multiple of 86938 and 86958?

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 86938 and 86958 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86938 and 86958, than apply into the LCM equation.

GCF(86938,86958) = 2
LCM(86938,86958) = ( 86938 × 86958) / 2
LCM(86938,86958) = 7559954604 / 2
LCM(86938,86958) = 3779977302

Least Common Multiple (LCM) of 86938 and 86958 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86938 and 86958. First we will calculate the prime factors of 86938 and 86958.

Prime Factorization of 86938

Prime Factorization of 86958

Now multiplying the highest exponent prime factors to calculate the LCM of 86938 and 86958.

LCM(86938,86958) = 2¹ × 17¹ × 2557¹ × 3² × 4831¹
LCM(86938,86958) = 3779977302