What is the Least Common Multiple of 78739 and 78757?

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 78739 and 78757 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78739 and 78757, than apply into the LCM equation.

GCF(78739,78757) = 1
LCM(78739,78757) = ( 78739 × 78757) / 1
LCM(78739,78757) = 6201247423 / 1
LCM(78739,78757) = 6201247423

Least Common Multiple (LCM) of 78739 and 78757 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78739 and 78757. First we will calculate the prime factors of 78739 and 78757.

Prime Factorization of 78739

Prime Factorization of 78757

Now multiplying the highest exponent prime factors to calculate the LCM of 78739 and 78757.

LCM(78739,78757) = 71¹ × 1109¹ × 7¹ × 11251¹
LCM(78739,78757) = 6201247423