GCF and LCM Calculator Logo

What is the Least Common Multiple of 66558 and 66574?

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 (LCM) of 66558 and 66574 is 2215516146.

LCM(66558,66574) = 2215516146

LCM Calculator and
and

Least Common Multiple of 66558 and 66574 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66558 and 66574, than apply into the LCM equation.

GCF(66558,66574) = 2
LCM(66558,66574) = ( 66558 × 66574) / 2
LCM(66558,66574) = 4431032292 / 2
LCM(66558,66574) = 2215516146

Least Common Multiple (LCM) of 66558 and 66574 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66558 and 66574. First we will calculate the prime factors of 66558 and 66574.

Prime Factorization of 66558

Prime factors of 66558 are 2, 3, 11093. Prime factorization of 66558 in exponential form is:

66558 = 21 × 31 × 110931

Prime Factorization of 66574

Prime factors of 66574 are 2, 33287. Prime factorization of 66574 in exponential form is:

66574 = 21 × 332871

Now multiplying the highest exponent prime factors to calculate the LCM of 66558 and 66574.

LCM(66558,66574) = 21 × 31 × 110931 × 332871
LCM(66558,66574) = 2215516146