GCF and LCM Calculator Logo

What is the Least Common Multiple of 78047 and 78054?

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 78047 and 78054 is 6091880538.

LCM(78047,78054) = 6091880538

LCM Calculator and
and

Least Common Multiple of 78047 and 78054 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78047 and 78054, than apply into the LCM equation.

GCF(78047,78054) = 1
LCM(78047,78054) = ( 78047 × 78054) / 1
LCM(78047,78054) = 6091880538 / 1
LCM(78047,78054) = 6091880538

Least Common Multiple (LCM) of 78047 and 78054 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78047 and 78054. First we will calculate the prime factors of 78047 and 78054.

Prime Factorization of 78047

Prime factors of 78047 are 17, 4591. Prime factorization of 78047 in exponential form is:

78047 = 171 × 45911

Prime Factorization of 78054

Prime factors of 78054 are 2, 3, 13009. Prime factorization of 78054 in exponential form is:

78054 = 21 × 31 × 130091

Now multiplying the highest exponent prime factors to calculate the LCM of 78047 and 78054.

LCM(78047,78054) = 171 × 45911 × 21 × 31 × 130091
LCM(78047,78054) = 6091880538