What is the Least Common Multiple of 49680 and 49700?

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 49680 and 49700 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 49680 and 49700, than apply into the LCM equation.

GCF(49680,49700) = 20
LCM(49680,49700) = ( 49680 × 49700) / 20
LCM(49680,49700) = 2469096000 / 20
LCM(49680,49700) = 123454800

Least Common Multiple (LCM) of 49680 and 49700 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 49680 and 49700. First we will calculate the prime factors of 49680 and 49700.

Prime Factorization of 49680

Prime Factorization of 49700

Now multiplying the highest exponent prime factors to calculate the LCM of 49680 and 49700.

LCM(49680,49700) = 2⁴ × 3³ × 5² × 23¹ × 7¹ × 71¹
LCM(49680,49700) = 123454800