What is the Least Common Multiple of 10768 and 10780?

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 10768 and 10780 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 10768 and 10780, than apply into the LCM equation.

GCF(10768,10780) = 4
LCM(10768,10780) = ( 10768 × 10780) / 4
LCM(10768,10780) = 116079040 / 4
LCM(10768,10780) = 29019760

Least Common Multiple (LCM) of 10768 and 10780 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 10768 and 10780. First we will calculate the prime factors of 10768 and 10780.

Prime Factorization of 10768

Prime Factorization of 10780

Now multiplying the highest exponent prime factors to calculate the LCM of 10768 and 10780.

LCM(10768,10780) = 2⁴ × 673¹ × 5¹ × 7² × 11¹
LCM(10768,10780) = 29019760