What is the Least Common Multiple of 42030 and 42050?

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 42030 and 42050 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 42030 and 42050, than apply into the LCM equation.

GCF(42030,42050) = 10
LCM(42030,42050) = ( 42030 × 42050) / 10
LCM(42030,42050) = 1767361500 / 10
LCM(42030,42050) = 176736150

Least Common Multiple (LCM) of 42030 and 42050 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 42030 and 42050. First we will calculate the prime factors of 42030 and 42050.

Prime Factorization of 42030

Prime Factorization of 42050

Now multiplying the highest exponent prime factors to calculate the LCM of 42030 and 42050.

LCM(42030,42050) = 2¹ × 3² × 5² × 467¹ × 29²
LCM(42030,42050) = 176736150