What is the Least Common Multiple of 74406 and 74423?

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 74406 and 74423 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74406 and 74423, than apply into the LCM equation.

GCF(74406,74423) = 1
LCM(74406,74423) = ( 74406 × 74423) / 1
LCM(74406,74423) = 5537517738 / 1
LCM(74406,74423) = 5537517738

Least Common Multiple (LCM) of 74406 and 74423 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74406 and 74423. First we will calculate the prime factors of 74406 and 74423.

Prime Factorization of 74406

Prime Factorization of 74423

Now multiplying the highest exponent prime factors to calculate the LCM of 74406 and 74423.

LCM(74406,74423) = 2¹ × 3¹ × 12401¹ × 19¹ × 3917¹
LCM(74406,74423) = 5537517738