What is the Least Common Multiple of 74406 and 74426?

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 74426 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 74426, than apply into the LCM equation.

GCF(74406,74426) = 2
LCM(74406,74426) = ( 74406 × 74426) / 2
LCM(74406,74426) = 5537740956 / 2
LCM(74406,74426) = 2768870478

Least Common Multiple (LCM) of 74406 and 74426 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74406 and 74426. First we will calculate the prime factors of 74406 and 74426.

Prime Factorization of 74406

Prime Factorization of 74426

Now multiplying the highest exponent prime factors to calculate the LCM of 74406 and 74426.

LCM(74406,74426) = 2¹ × 3¹ × 12401¹ × 11¹ × 17¹ × 199¹
LCM(74406,74426) = 2768870478