What is the Least Common Multiple of 57478 and 57489?

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 57478 and 57489 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57478 and 57489, than apply into the LCM equation.

GCF(57478,57489) = 1
LCM(57478,57489) = ( 57478 × 57489) / 1
LCM(57478,57489) = 3304352742 / 1
LCM(57478,57489) = 3304352742

Least Common Multiple (LCM) of 57478 and 57489 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57478 and 57489. First we will calculate the prime factors of 57478 and 57489.

Prime Factorization of 57478

Prime Factorization of 57489

Now multiplying the highest exponent prime factors to calculate the LCM of 57478 and 57489.

LCM(57478,57489) = 2¹ × 29¹ × 991¹ × 3¹ × 19163¹
LCM(57478,57489) = 3304352742