What is the Least Common Multiple of 78961 and 78979?

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 of 78961 and 78979 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78961 and 78979, than apply into the LCM equation.

GCF(78961,78979) = 1
LCM(78961,78979) = ( 78961 × 78979) / 1
LCM(78961,78979) = 6236260819 / 1
LCM(78961,78979) = 6236260819

Least Common Multiple (LCM) of 78961 and 78979 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78961 and 78979. First we will calculate the prime factors of 78961 and 78979.

Prime Factorization of 78961

Prime Factorization of 78979

Now multiplying the highest exponent prime factors to calculate the LCM of 78961 and 78979.

LCM(78961,78979) = 281² × 78979¹
LCM(78961,78979) = 6236260819