What is the Least Common Multiple of 7721 and 7727?

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 7721 and 7727 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7721 and 7727, than apply into the LCM equation.

GCF(7721,7727) = 1
LCM(7721,7727) = ( 7721 × 7727) / 1
LCM(7721,7727) = 59660167 / 1
LCM(7721,7727) = 59660167

Least Common Multiple (LCM) of 7721 and 7727 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7721 and 7727. First we will calculate the prime factors of 7721 and 7727.

Prime Factorization of 7721

Prime Factorization of 7727

Now multiplying the highest exponent prime factors to calculate the LCM of 7721 and 7727.

LCM(7721,7727) = 7¹ × 1103¹ × 7727¹
LCM(7721,7727) = 59660167