What is the Least Common Multiple of 77553 and 77562?

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 77553 and 77562 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77553 and 77562, than apply into the LCM equation.

GCF(77553,77562) = 9
LCM(77553,77562) = ( 77553 × 77562) / 9
LCM(77553,77562) = 6015165786 / 9
LCM(77553,77562) = 668351754

Least Common Multiple (LCM) of 77553 and 77562 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77553 and 77562. First we will calculate the prime factors of 77553 and 77562.

Prime Factorization of 77553

Prime Factorization of 77562

Now multiplying the highest exponent prime factors to calculate the LCM of 77553 and 77562.

LCM(77553,77562) = 3² × 7¹ × 1231¹ × 2¹ × 31¹ × 139¹
LCM(77553,77562) = 668351754