What is the Least Common Multiple of 61889 and 61903?

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 61889 and 61903 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 61889 and 61903, than apply into the LCM equation.

GCF(61889,61903) = 1
LCM(61889,61903) = ( 61889 × 61903) / 1
LCM(61889,61903) = 3831114767 / 1
LCM(61889,61903) = 3831114767

Least Common Multiple (LCM) of 61889 and 61903 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 61889 and 61903. First we will calculate the prime factors of 61889 and 61903.

Prime Factorization of 61889

Prime Factorization of 61903

Now multiplying the highest exponent prime factors to calculate the LCM of 61889 and 61903.

LCM(61889,61903) = 199¹ × 311¹ × 103¹ × 601¹
LCM(61889,61903) = 3831114767