What is the Least Common Multiple of 11626 and 11646?

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 11626 and 11646 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11626 and 11646, than apply into the LCM equation.

GCF(11626,11646) = 2
LCM(11626,11646) = ( 11626 × 11646) / 2
LCM(11626,11646) = 135396396 / 2
LCM(11626,11646) = 67698198

Least Common Multiple (LCM) of 11626 and 11646 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11626 and 11646. First we will calculate the prime factors of 11626 and 11646.

Prime Factorization of 11626

Prime Factorization of 11646

Now multiplying the highest exponent prime factors to calculate the LCM of 11626 and 11646.

LCM(11626,11646) = 2¹ × 5813¹ × 3² × 647¹
LCM(11626,11646) = 67698198