What is the Least Common Multiple of 77439 and 77455?

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 77439 and 77455 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77439 and 77455, than apply into the LCM equation.

GCF(77439,77455) = 1
LCM(77439,77455) = ( 77439 × 77455) / 1
LCM(77439,77455) = 5998037745 / 1
LCM(77439,77455) = 5998037745

Least Common Multiple (LCM) of 77439 and 77455 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77439 and 77455. First we will calculate the prime factors of 77439 and 77455.

Prime Factorization of 77439

Prime Factorization of 77455

Now multiplying the highest exponent prime factors to calculate the LCM of 77439 and 77455.

LCM(77439,77455) = 3¹ × 83¹ × 311¹ × 5¹ × 7¹ × 2213¹
LCM(77439,77455) = 5998037745