What is the Least Common Multiple of 19564 and 19582?

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 19564 and 19582 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 19564 and 19582, than apply into the LCM equation.

GCF(19564,19582) = 2
LCM(19564,19582) = ( 19564 × 19582) / 2
LCM(19564,19582) = 383102248 / 2
LCM(19564,19582) = 191551124

Least Common Multiple (LCM) of 19564 and 19582 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 19564 and 19582. First we will calculate the prime factors of 19564 and 19582.

Prime Factorization of 19564

Prime Factorization of 19582

Now multiplying the highest exponent prime factors to calculate the LCM of 19564 and 19582.

LCM(19564,19582) = 2² × 67¹ × 73¹ × 9791¹
LCM(19564,19582) = 191551124