What is the Least Common Multiple of 76685 and 76705?

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 76685 and 76705 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 76685 and 76705, than apply into the LCM equation.

GCF(76685,76705) = 5
LCM(76685,76705) = ( 76685 × 76705) / 5
LCM(76685,76705) = 5882122925 / 5
LCM(76685,76705) = 1176424585

Least Common Multiple (LCM) of 76685 and 76705 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 76685 and 76705. First we will calculate the prime factors of 76685 and 76705.

Prime Factorization of 76685

Prime Factorization of 76705

Now multiplying the highest exponent prime factors to calculate the LCM of 76685 and 76705.

LCM(76685,76705) = 5¹ × 7² × 313¹ × 23² × 29¹
LCM(76685,76705) = 1176424585