What is the Least Common Multiple of 42047 and 42067?

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 42047 and 42067 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 42047 and 42067, than apply into the LCM equation.

GCF(42047,42067) = 1
LCM(42047,42067) = ( 42047 × 42067) / 1
LCM(42047,42067) = 1768791149 / 1
LCM(42047,42067) = 1768791149

Least Common Multiple (LCM) of 42047 and 42067 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 42047 and 42067. First we will calculate the prime factors of 42047 and 42067.

Prime Factorization of 42047

Prime Factorization of 42067

Now multiplying the highest exponent prime factors to calculate the LCM of 42047 and 42067.

LCM(42047,42067) = 19¹ × 2213¹ × 23¹ × 31¹ × 59¹
LCM(42047,42067) = 1768791149