What is the Least Common Multiple of 54561 and 54565?

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 54561 and 54565 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 54561 and 54565, than apply into the LCM equation.

GCF(54561,54565) = 1
LCM(54561,54565) = ( 54561 × 54565) / 1
LCM(54561,54565) = 2977120965 / 1
LCM(54561,54565) = 2977120965

Least Common Multiple (LCM) of 54561 and 54565 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 54561 and 54565. First we will calculate the prime factors of 54561 and 54565.

Prime Factorization of 54561

Prime Factorization of 54565

Now multiplying the highest exponent prime factors to calculate the LCM of 54561 and 54565.

LCM(54561,54565) = 3¹ × 13¹ × 1399¹ × 5¹ × 7¹ × 1559¹
LCM(54561,54565) = 2977120965