What is the Least Common Multiple of 69540 and 69544?

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 69540 and 69544 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69540 and 69544, than apply into the LCM equation.

GCF(69540,69544) = 4
LCM(69540,69544) = ( 69540 × 69544) / 4
LCM(69540,69544) = 4836089760 / 4
LCM(69540,69544) = 1209022440

Least Common Multiple (LCM) of 69540 and 69544 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69540 and 69544. First we will calculate the prime factors of 69540 and 69544.

Prime Factorization of 69540

Prime Factorization of 69544

Now multiplying the highest exponent prime factors to calculate the LCM of 69540 and 69544.

LCM(69540,69544) = 2³ × 3¹ × 5¹ × 19¹ × 61¹ × 8693¹
LCM(69540,69544) = 1209022440