GCF and LCM Calculator Logo

What is the Least Common Multiple of 77671 and 77678?

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 77671 and 77678 is 6033327938.

LCM(77671,77678) = 6033327938

LCM Calculator and
and

Least Common Multiple of 77671 and 77678 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77671 and 77678, than apply into the LCM equation.

GCF(77671,77678) = 1
LCM(77671,77678) = ( 77671 × 77678) / 1
LCM(77671,77678) = 6033327938 / 1
LCM(77671,77678) = 6033327938

Least Common Multiple (LCM) of 77671 and 77678 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77671 and 77678. First we will calculate the prime factors of 77671 and 77678.

Prime Factorization of 77671

Prime factors of 77671 are 11, 23, 307. Prime factorization of 77671 in exponential form is:

77671 = 111 × 231 × 3071

Prime Factorization of 77678

Prime factors of 77678 are 2, 38839. Prime factorization of 77678 in exponential form is:

77678 = 21 × 388391

Now multiplying the highest exponent prime factors to calculate the LCM of 77671 and 77678.

LCM(77671,77678) = 111 × 231 × 3071 × 21 × 388391
LCM(77671,77678) = 6033327938