What is the Least Common Multiple of 29620 and 29638?

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 29620 and 29638 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 29620 and 29638, than apply into the LCM equation.

GCF(29620,29638) = 2
LCM(29620,29638) = ( 29620 × 29638) / 2
LCM(29620,29638) = 877877560 / 2
LCM(29620,29638) = 438938780

Least Common Multiple (LCM) of 29620 and 29638 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 29620 and 29638. First we will calculate the prime factors of 29620 and 29638.

Prime Factorization of 29620

Prime Factorization of 29638

Now multiplying the highest exponent prime factors to calculate the LCM of 29620 and 29638.

LCM(29620,29638) = 2² × 5¹ × 1481¹ × 7¹ × 29¹ × 73¹
LCM(29620,29638) = 438938780