What is the Least Common Multiple of 74689 and 74707?

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 74689 and 74707 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74689 and 74707, than apply into the LCM equation.

GCF(74689,74707) = 1
LCM(74689,74707) = ( 74689 × 74707) / 1
LCM(74689,74707) = 5579791123 / 1
LCM(74689,74707) = 5579791123

Least Common Multiple (LCM) of 74689 and 74707 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74689 and 74707. First we will calculate the prime factors of 74689 and 74707.

Prime Factorization of 74689

Prime Factorization of 74707

Now multiplying the highest exponent prime factors to calculate the LCM of 74689 and 74707.

LCM(74689,74707) = 19¹ × 3931¹ × 74707¹
LCM(74689,74707) = 5579791123