What is the Least Common Multiple of 775 and 779?

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 775 and 779 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 775 and 779, than apply into the LCM equation.

GCF(775,779) = 1
LCM(775,779) = ( 775 × 779) / 1
LCM(775,779) = 603725 / 1
LCM(775,779) = 603725

Least Common Multiple (LCM) of 775 and 779 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 775 and 779. First we will calculate the prime factors of 775 and 779.

Prime Factorization of 775

Prime Factorization of 779

Now multiplying the highest exponent prime factors to calculate the LCM of 775 and 779.

LCM(775,779) = 5² × 31¹ × 19¹ × 41¹
LCM(775,779) = 603725