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What is the Least Common Multiple of 38238 and 38257?

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 38238 and 38257 is 1462871166.

LCM(38238,38257) = 1462871166

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Least Common Multiple of 38238 and 38257 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38238 and 38257, than apply into the LCM equation.

GCF(38238,38257) = 1
LCM(38238,38257) = ( 38238 × 38257) / 1
LCM(38238,38257) = 1462871166 / 1
LCM(38238,38257) = 1462871166

Least Common Multiple (LCM) of 38238 and 38257 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38238 and 38257. First we will calculate the prime factors of 38238 and 38257.

Prime Factorization of 38238

Prime factors of 38238 are 2, 3, 6373. Prime factorization of 38238 in exponential form is:

38238 = 21 × 31 × 63731

Prime Factorization of 38257

Prime factors of 38257 are 67, 571. Prime factorization of 38257 in exponential form is:

38257 = 671 × 5711

Now multiplying the highest exponent prime factors to calculate the LCM of 38238 and 38257.

LCM(38238,38257) = 21 × 31 × 63731 × 671 × 5711
LCM(38238,38257) = 1462871166