GCF and LCM Calculator Logo

What is the Least Common Multiple of 77315 and 77322?

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 77315 and 77322 is 854021490.

LCM(77315,77322) = 854021490

LCM Calculator and
and

Least Common Multiple of 77315 and 77322 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77315 and 77322, than apply into the LCM equation.

GCF(77315,77322) = 7
LCM(77315,77322) = ( 77315 × 77322) / 7
LCM(77315,77322) = 5978150430 / 7
LCM(77315,77322) = 854021490

Least Common Multiple (LCM) of 77315 and 77322 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77315 and 77322. First we will calculate the prime factors of 77315 and 77322.

Prime Factorization of 77315

Prime factors of 77315 are 5, 7, 47. Prime factorization of 77315 in exponential form is:

77315 = 51 × 71 × 472

Prime Factorization of 77322

Prime factors of 77322 are 2, 3, 7, 263. Prime factorization of 77322 in exponential form is:

77322 = 21 × 31 × 72 × 2631

Now multiplying the highest exponent prime factors to calculate the LCM of 77315 and 77322.

LCM(77315,77322) = 51 × 72 × 472 × 21 × 31 × 2631
LCM(77315,77322) = 854021490