What is the Least Common Multiple of 77178 and 77192?

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 77178 and 77192 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77178 and 77192, than apply into the LCM equation.

GCF(77178,77192) = 2
LCM(77178,77192) = ( 77178 × 77192) / 2
LCM(77178,77192) = 5957524176 / 2
LCM(77178,77192) = 2978762088

Least Common Multiple (LCM) of 77178 and 77192 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77178 and 77192. First we will calculate the prime factors of 77178 and 77192.

Prime Factorization of 77178

Prime Factorization of 77192

Now multiplying the highest exponent prime factors to calculate the LCM of 77178 and 77192.

LCM(77178,77192) = 2³ × 3¹ × 19¹ × 677¹ × 9649¹
LCM(77178,77192) = 2978762088