What is the Least Common Multiple of 66838 and 66842?

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 66838 and 66842 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66838 and 66842, than apply into the LCM equation.

GCF(66838,66842) = 2
LCM(66838,66842) = ( 66838 × 66842) / 2
LCM(66838,66842) = 4467585596 / 2
LCM(66838,66842) = 2233792798

Least Common Multiple (LCM) of 66838 and 66842 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66838 and 66842. First we will calculate the prime factors of 66838 and 66842.

Prime Factorization of 66838

Prime Factorization of 66842

Now multiplying the highest exponent prime factors to calculate the LCM of 66838 and 66842.

LCM(66838,66842) = 2¹ × 23¹ × 1453¹ × 19¹ × 1759¹
LCM(66838,66842) = 2233792798