What is the Least Common Multiple of 77561 and 77577?

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 77561 and 77577 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77561 and 77577, than apply into the LCM equation.

GCF(77561,77577) = 1
LCM(77561,77577) = ( 77561 × 77577) / 1
LCM(77561,77577) = 6016949697 / 1
LCM(77561,77577) = 6016949697

Least Common Multiple (LCM) of 77561 and 77577 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77561 and 77577. First we will calculate the prime factors of 77561 and 77577.

Prime Factorization of 77561

Prime Factorization of 77577

Now multiplying the highest exponent prime factors to calculate the LCM of 77561 and 77577.

LCM(77561,77577) = 11² × 641¹ × 3¹ × 19¹ × 1361¹
LCM(77561,77577) = 6016949697