What is the Least Common Multiple of 97658 and 97668?

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 97658 and 97668 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 97658 and 97668, than apply into the LCM equation.

GCF(97658,97668) = 2
LCM(97658,97668) = ( 97658 × 97668) / 2
LCM(97658,97668) = 9538061544 / 2
LCM(97658,97668) = 4769030772

Least Common Multiple (LCM) of 97658 and 97668 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 97658 and 97668. First we will calculate the prime factors of 97658 and 97668.

Prime Factorization of 97658

Prime Factorization of 97668

Now multiplying the highest exponent prime factors to calculate the LCM of 97658 and 97668.

LCM(97658,97668) = 2² × 11¹ × 23¹ × 193¹ × 3² × 2713¹
LCM(97658,97668) = 4769030772