GCF and LCM Calculator Logo

What is the Least Common Multiple of 29638 and 29658?

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 (LCM) of 29638 and 29658 is 439501902.

LCM(29638,29658) = 439501902

LCM Calculator and
and

Least Common Multiple of 29638 and 29658 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 29638 and 29658, than apply into the LCM equation.

GCF(29638,29658) = 2
LCM(29638,29658) = ( 29638 × 29658) / 2
LCM(29638,29658) = 879003804 / 2
LCM(29638,29658) = 439501902

Least Common Multiple (LCM) of 29638 and 29658 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 29638 and 29658. First we will calculate the prime factors of 29638 and 29658.

Prime Factorization of 29638

Prime factors of 29638 are 2, 7, 29, 73. Prime factorization of 29638 in exponential form is:

29638 = 21 × 71 × 291 × 731

Prime Factorization of 29658

Prime factors of 29658 are 2, 3, 4943. Prime factorization of 29658 in exponential form is:

29658 = 21 × 31 × 49431

Now multiplying the highest exponent prime factors to calculate the LCM of 29638 and 29658.

LCM(29638,29658) = 21 × 71 × 291 × 731 × 31 × 49431
LCM(29638,29658) = 439501902