What is the Least Common Multiple of 19409 and 19427?

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 19409 and 19427 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 19409 and 19427, than apply into the LCM equation.

GCF(19409,19427) = 1
LCM(19409,19427) = ( 19409 × 19427) / 1
LCM(19409,19427) = 377058643 / 1
LCM(19409,19427) = 377058643

Least Common Multiple (LCM) of 19409 and 19427 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 19409 and 19427. First we will calculate the prime factors of 19409 and 19427.

Prime Factorization of 19409

Prime Factorization of 19427

Now multiplying the highest exponent prime factors to calculate the LCM of 19409 and 19427.

LCM(19409,19427) = 13¹ × 1493¹ × 19427¹
LCM(19409,19427) = 377058643