What is the Least Common Multiple of 74132 and 74140?

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 74132 and 74140 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74132 and 74140, than apply into the LCM equation.

GCF(74132,74140) = 4
LCM(74132,74140) = ( 74132 × 74140) / 4
LCM(74132,74140) = 5496146480 / 4
LCM(74132,74140) = 1374036620

Least Common Multiple (LCM) of 74132 and 74140 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74132 and 74140. First we will calculate the prime factors of 74132 and 74140.

Prime Factorization of 74132

Prime Factorization of 74140

Now multiplying the highest exponent prime factors to calculate the LCM of 74132 and 74140.

LCM(74132,74140) = 2² × 43¹ × 431¹ × 5¹ × 11¹ × 337¹
LCM(74132,74140) = 1374036620