What is the Least Common Multiple of 3561 and 3577?

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 3561 and 3577 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3561 and 3577, than apply into the LCM equation.

GCF(3561,3577) = 1
LCM(3561,3577) = ( 3561 × 3577) / 1
LCM(3561,3577) = 12737697 / 1
LCM(3561,3577) = 12737697

Least Common Multiple (LCM) of 3561 and 3577 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3561 and 3577. First we will calculate the prime factors of 3561 and 3577.

Prime Factorization of 3561

Prime Factorization of 3577

Now multiplying the highest exponent prime factors to calculate the LCM of 3561 and 3577.

LCM(3561,3577) = 3¹ × 1187¹ × 7² × 73¹
LCM(3561,3577) = 12737697