What is the Least Common Multiple of 38154 and 38170?

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 38154 and 38170 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38154 and 38170, than apply into the LCM equation.

GCF(38154,38170) = 2
LCM(38154,38170) = ( 38154 × 38170) / 2
LCM(38154,38170) = 1456338180 / 2
LCM(38154,38170) = 728169090

Least Common Multiple (LCM) of 38154 and 38170 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38154 and 38170. First we will calculate the prime factors of 38154 and 38170.

Prime Factorization of 38154

Prime Factorization of 38170

Now multiplying the highest exponent prime factors to calculate the LCM of 38154 and 38170.

LCM(38154,38170) = 2¹ × 3¹ × 6359¹ × 5¹ × 11¹ × 347¹
LCM(38154,38170) = 728169090