GCF and LCM Calculator Logo

What is the Least Common Multiple of 78838 and 78849?

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 78838 and 78849 is 6216297462.

LCM(78838,78849) = 6216297462

LCM Calculator and
and

Least Common Multiple of 78838 and 78849 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78838 and 78849, than apply into the LCM equation.

GCF(78838,78849) = 1
LCM(78838,78849) = ( 78838 × 78849) / 1
LCM(78838,78849) = 6216297462 / 1
LCM(78838,78849) = 6216297462

Least Common Multiple (LCM) of 78838 and 78849 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78838 and 78849. First we will calculate the prime factors of 78838 and 78849.

Prime Factorization of 78838

Prime factors of 78838 are 2, 39419. Prime factorization of 78838 in exponential form is:

78838 = 21 × 394191

Prime Factorization of 78849

Prime factors of 78849 are 3, 8761. Prime factorization of 78849 in exponential form is:

78849 = 32 × 87611

Now multiplying the highest exponent prime factors to calculate the LCM of 78838 and 78849.

LCM(78838,78849) = 21 × 394191 × 32 × 87611
LCM(78838,78849) = 6216297462