GCF and LCM Calculator Logo

What is the Least Common Multiple of 38557 and 38570?

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 38557 and 38570 is 1487143490.

LCM(38557,38570) = 1487143490

LCM Calculator and
and

Least Common Multiple of 38557 and 38570 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38557 and 38570, than apply into the LCM equation.

GCF(38557,38570) = 1
LCM(38557,38570) = ( 38557 × 38570) / 1
LCM(38557,38570) = 1487143490 / 1
LCM(38557,38570) = 1487143490

Least Common Multiple (LCM) of 38557 and 38570 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38557 and 38570. First we will calculate the prime factors of 38557 and 38570.

Prime Factorization of 38557

Prime factors of 38557 are 38557. Prime factorization of 38557 in exponential form is:

38557 = 385571

Prime Factorization of 38570

Prime factors of 38570 are 2, 5, 7, 19, 29. Prime factorization of 38570 in exponential form is:

38570 = 21 × 51 × 71 × 191 × 291

Now multiplying the highest exponent prime factors to calculate the LCM of 38557 and 38570.

LCM(38557,38570) = 385571 × 21 × 51 × 71 × 191 × 291
LCM(38557,38570) = 1487143490