GCF and LCM Calculator Logo

What is the Least Common Multiple of 38730 and 38745?

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 38730 and 38745 is 100039590.

LCM(38730,38745) = 100039590

LCM Calculator and
and

Least Common Multiple of 38730 and 38745 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38730 and 38745, than apply into the LCM equation.

GCF(38730,38745) = 15
LCM(38730,38745) = ( 38730 × 38745) / 15
LCM(38730,38745) = 1500593850 / 15
LCM(38730,38745) = 100039590

Least Common Multiple (LCM) of 38730 and 38745 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38730 and 38745. First we will calculate the prime factors of 38730 and 38745.

Prime Factorization of 38730

Prime factors of 38730 are 2, 3, 5, 1291. Prime factorization of 38730 in exponential form is:

38730 = 21 × 31 × 51 × 12911

Prime Factorization of 38745

Prime factors of 38745 are 3, 5, 7, 41. Prime factorization of 38745 in exponential form is:

38745 = 33 × 51 × 71 × 411

Now multiplying the highest exponent prime factors to calculate the LCM of 38730 and 38745.

LCM(38730,38745) = 21 × 33 × 51 × 12911 × 71 × 411
LCM(38730,38745) = 100039590