What is the Least Common Multiple of 38210 and 38218?

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 38218 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 38218, than apply into the LCM equation.

GCF(38210,38218) = 2
LCM(38210,38218) = ( 38210 × 38218) / 2
LCM(38210,38218) = 1460309780 / 2
LCM(38210,38218) = 730154890

Least Common Multiple (LCM) of 38210 and 38218 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38210 and 38218. First we will calculate the prime factors of 38210 and 38218.

Prime Factorization of 38210

Prime Factorization of 38218

Now multiplying the highest exponent prime factors to calculate the LCM of 38210 and 38218.

LCM(38210,38218) = 2¹ × 5¹ × 3821¹ × 97¹ × 197¹
LCM(38210,38218) = 730154890