What is the Least Common Multiple of 76676 and 76680?

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 76676 and 76680 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 76676 and 76680, than apply into the LCM equation.

GCF(76676,76680) = 4
LCM(76676,76680) = ( 76676 × 76680) / 4
LCM(76676,76680) = 5879515680 / 4
LCM(76676,76680) = 1469878920

Least Common Multiple (LCM) of 76676 and 76680 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 76676 and 76680. First we will calculate the prime factors of 76676 and 76680.

Prime Factorization of 76676

Prime Factorization of 76680

Now multiplying the highest exponent prime factors to calculate the LCM of 76676 and 76680.

LCM(76676,76680) = 2³ × 29¹ × 661¹ × 3³ × 5¹ × 71¹
LCM(76676,76680) = 1469878920