What is the Least Common Multiple of 89690 and 89696?

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 89690 and 89696 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 89690 and 89696, than apply into the LCM equation.

GCF(89690,89696) = 2
LCM(89690,89696) = ( 89690 × 89696) / 2
LCM(89690,89696) = 8044834240 / 2
LCM(89690,89696) = 4022417120

Least Common Multiple (LCM) of 89690 and 89696 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 89690 and 89696. First we will calculate the prime factors of 89690 and 89696.

Prime Factorization of 89690

Prime Factorization of 89696

Now multiplying the highest exponent prime factors to calculate the LCM of 89690 and 89696.

LCM(89690,89696) = 2⁵ × 5¹ × 8969¹ × 2803¹
LCM(89690,89696) = 4022417120