What is the Least Common Multiple of 74424 and 74431?

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 74424 and 74431 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74424 and 74431, than apply into the LCM equation.

GCF(74424,74431) = 7
LCM(74424,74431) = ( 74424 × 74431) / 7
LCM(74424,74431) = 5539452744 / 7
LCM(74424,74431) = 791350392

Least Common Multiple (LCM) of 74424 and 74431 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74424 and 74431. First we will calculate the prime factors of 74424 and 74431.

Prime Factorization of 74424

Prime Factorization of 74431

Now multiplying the highest exponent prime factors to calculate the LCM of 74424 and 74431.

LCM(74424,74431) = 2³ × 3¹ × 7⁴ × 443¹ × 31¹
LCM(74424,74431) = 791350392