What is the Least Common Multiple of 42019 and 42034?

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 42019 and 42034 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 42019 and 42034, than apply into the LCM equation.

GCF(42019,42034) = 1
LCM(42019,42034) = ( 42019 × 42034) / 1
LCM(42019,42034) = 1766226646 / 1
LCM(42019,42034) = 1766226646

Least Common Multiple (LCM) of 42019 and 42034 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 42019 and 42034. First we will calculate the prime factors of 42019 and 42034.

Prime Factorization of 42019

Prime Factorization of 42034

Now multiplying the highest exponent prime factors to calculate the LCM of 42019 and 42034.

LCM(42019,42034) = 42019¹ × 2¹ × 21017¹
LCM(42019,42034) = 1766226646