What is the Least Common Multiple of 38210 and 38215?

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 38210 and 38215 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38210 and 38215, than apply into the LCM equation.

GCF(38210,38215) = 5
LCM(38210,38215) = ( 38210 × 38215) / 5
LCM(38210,38215) = 1460195150 / 5
LCM(38210,38215) = 292039030

Least Common Multiple (LCM) of 38210 and 38215 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38210 and 38215. First we will calculate the prime factors of 38210 and 38215.

Prime Factorization of 38210

Prime Factorization of 38215

Now multiplying the highest exponent prime factors to calculate the LCM of 38210 and 38215.

LCM(38210,38215) = 2¹ × 5¹ × 3821¹ × 7643¹
LCM(38210,38215) = 292039030