What is the Least Common Multiple of 78789 and 78801?

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 78789 and 78801 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78789 and 78801, than apply into the LCM equation.

GCF(78789,78801) = 3
LCM(78789,78801) = ( 78789 × 78801) / 3
LCM(78789,78801) = 6208651989 / 3
LCM(78789,78801) = 2069550663

Least Common Multiple (LCM) of 78789 and 78801 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78789 and 78801. First we will calculate the prime factors of 78789 and 78801.

Prime Factorization of 78789

Prime Factorization of 78801

Now multiplying the highest exponent prime factors to calculate the LCM of 78789 and 78801.

LCM(78789,78801) = 3¹ × 26263¹ × 26267¹
LCM(78789,78801) = 2069550663