What is the Least Common Multiple of 66939 and 66958?

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 66939 and 66958 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66939 and 66958, than apply into the LCM equation.

GCF(66939,66958) = 1
LCM(66939,66958) = ( 66939 × 66958) / 1
LCM(66939,66958) = 4482101562 / 1
LCM(66939,66958) = 4482101562

Least Common Multiple (LCM) of 66939 and 66958 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66939 and 66958. First we will calculate the prime factors of 66939 and 66958.

Prime Factorization of 66939

Prime Factorization of 66958

Now multiplying the highest exponent prime factors to calculate the LCM of 66939 and 66958.

LCM(66939,66958) = 3¹ × 53¹ × 421¹ × 2¹ × 33479¹
LCM(66939,66958) = 4482101562