What is the Least Common Multiple of 361 and 379?

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 361 and 379 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 361 and 379, than apply into the LCM equation.

GCF(361,379) = 1
LCM(361,379) = ( 361 × 379) / 1
LCM(361,379) = 136819 / 1
LCM(361,379) = 136819

Least Common Multiple (LCM) of 361 and 379 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 361 and 379. First we will calculate the prime factors of 361 and 379.

Prime Factorization of 361

Prime Factorization of 379

Now multiplying the highest exponent prime factors to calculate the LCM of 361 and 379.

LCM(361,379) = 19² × 379¹
LCM(361,379) = 136819