What is the Least Common Multiple of 96720 and 96740?

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 96720 and 96740 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 96720 and 96740, than apply into the LCM equation.

GCF(96720,96740) = 20
LCM(96720,96740) = ( 96720 × 96740) / 20
LCM(96720,96740) = 9356692800 / 20
LCM(96720,96740) = 467834640

Least Common Multiple (LCM) of 96720 and 96740 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 96720 and 96740. First we will calculate the prime factors of 96720 and 96740.

Prime Factorization of 96720

Prime Factorization of 96740

Now multiplying the highest exponent prime factors to calculate the LCM of 96720 and 96740.

LCM(96720,96740) = 2⁴ × 3¹ × 5¹ × 13¹ × 31¹ × 7¹ × 691¹
LCM(96720,96740) = 467834640