What is the Least Common Multiple of 10661 and 10681?

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 10661 and 10681 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 10661 and 10681, than apply into the LCM equation.

GCF(10661,10681) = 1
LCM(10661,10681) = ( 10661 × 10681) / 1
LCM(10661,10681) = 113870141 / 1
LCM(10661,10681) = 113870141

Least Common Multiple (LCM) of 10661 and 10681 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 10661 and 10681. First we will calculate the prime factors of 10661 and 10681.

Prime Factorization of 10661

Prime Factorization of 10681

Now multiplying the highest exponent prime factors to calculate the LCM of 10661 and 10681.

LCM(10661,10681) = 7¹ × 1523¹ × 11¹ × 971¹
LCM(10661,10681) = 113870141