What is the Least Common Multiple of 38578 and 38591?

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 38578 and 38591 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38578 and 38591, than apply into the LCM equation.

GCF(38578,38591) = 1
LCM(38578,38591) = ( 38578 × 38591) / 1
LCM(38578,38591) = 1488763598 / 1
LCM(38578,38591) = 1488763598

Least Common Multiple (LCM) of 38578 and 38591 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38578 and 38591. First we will calculate the prime factors of 38578 and 38591.

Prime Factorization of 38578

Prime Factorization of 38591

Now multiplying the highest exponent prime factors to calculate the LCM of 38578 and 38591.

LCM(38578,38591) = 2¹ × 19289¹ × 7¹ × 37¹ × 149¹
LCM(38578,38591) = 1488763598