What is the Least Common Multiple of 9561 and 9577?

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 9561 and 9577 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9561 and 9577, than apply into the LCM equation.

GCF(9561,9577) = 1
LCM(9561,9577) = ( 9561 × 9577) / 1
LCM(9561,9577) = 91565697 / 1
LCM(9561,9577) = 91565697

Least Common Multiple (LCM) of 9561 and 9577 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9561 and 9577. First we will calculate the prime factors of 9561 and 9577.

Prime Factorization of 9561

Prime Factorization of 9577

Now multiplying the highest exponent prime factors to calculate the LCM of 9561 and 9577.

LCM(9561,9577) = 3¹ × 3187¹ × 61¹ × 157¹
LCM(9561,9577) = 91565697