What is the Least Common Multiple of 77469 and 77481?

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 77469 and 77481 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77469 and 77481, than apply into the LCM equation.

GCF(77469,77481) = 3
LCM(77469,77481) = ( 77469 × 77481) / 3
LCM(77469,77481) = 6002375589 / 3
LCM(77469,77481) = 2000791863

Least Common Multiple (LCM) of 77469 and 77481 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77469 and 77481. First we will calculate the prime factors of 77469 and 77481.

Prime Factorization of 77469

Prime Factorization of 77481

Now multiplying the highest exponent prime factors to calculate the LCM of 77469 and 77481.

LCM(77469,77481) = 3² × 7² × 17¹ × 31¹ × 8609¹
LCM(77469,77481) = 2000791863