What is the Least Common Multiple of 67689 and 67703?

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 67689 and 67703 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67689 and 67703, than apply into the LCM equation.

GCF(67689,67703) = 1
LCM(67689,67703) = ( 67689 × 67703) / 1
LCM(67689,67703) = 4582748367 / 1
LCM(67689,67703) = 4582748367

Least Common Multiple (LCM) of 67689 and 67703 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67689 and 67703. First we will calculate the prime factors of 67689 and 67703.

Prime Factorization of 67689

Prime Factorization of 67703

Now multiplying the highest exponent prime factors to calculate the LCM of 67689 and 67703.

LCM(67689,67703) = 3³ × 23¹ × 109¹ × 79¹ × 857¹
LCM(67689,67703) = 4582748367