What is the Least Common Multiple of 2451 and 2469?

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 2451 and 2469 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2451 and 2469, than apply into the LCM equation.

GCF(2451,2469) = 3
LCM(2451,2469) = ( 2451 × 2469) / 3
LCM(2451,2469) = 6051519 / 3
LCM(2451,2469) = 2017173

Least Common Multiple (LCM) of 2451 and 2469 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2451 and 2469. First we will calculate the prime factors of 2451 and 2469.

Prime Factorization of 2451

Prime Factorization of 2469

Now multiplying the highest exponent prime factors to calculate the LCM of 2451 and 2469.

LCM(2451,2469) = 3¹ × 19¹ × 43¹ × 823¹
LCM(2451,2469) = 2017173