What is the Least Common Multiple of 73755 and 73761?

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 73755 and 73761 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 73755 and 73761, than apply into the LCM equation.

GCF(73755,73761) = 3
LCM(73755,73761) = ( 73755 × 73761) / 3
LCM(73755,73761) = 5440242555 / 3
LCM(73755,73761) = 1813414185

Least Common Multiple (LCM) of 73755 and 73761 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 73755 and 73761. First we will calculate the prime factors of 73755 and 73761.

Prime Factorization of 73755

Prime Factorization of 73761

Now multiplying the highest exponent prime factors to calculate the LCM of 73755 and 73761.

LCM(73755,73761) = 3² × 5¹ × 11¹ × 149¹ × 23¹ × 1069¹
LCM(73755,73761) = 1813414185