What is the Least Common Multiple of 19446 and 19462?

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 19446 and 19462 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 19446 and 19462, than apply into the LCM equation.

GCF(19446,19462) = 2
LCM(19446,19462) = ( 19446 × 19462) / 2
LCM(19446,19462) = 378458052 / 2
LCM(19446,19462) = 189229026

Least Common Multiple (LCM) of 19446 and 19462 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 19446 and 19462. First we will calculate the prime factors of 19446 and 19462.

Prime Factorization of 19446

Prime Factorization of 19462

Now multiplying the highest exponent prime factors to calculate the LCM of 19446 and 19462.

LCM(19446,19462) = 2¹ × 3¹ × 7¹ × 463¹ × 37¹ × 263¹
LCM(19446,19462) = 189229026