What is the Least Common Multiple of 11820 and 11837?

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 11820 and 11837 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11820 and 11837, than apply into the LCM equation.

GCF(11820,11837) = 1
LCM(11820,11837) = ( 11820 × 11837) / 1
LCM(11820,11837) = 139913340 / 1
LCM(11820,11837) = 139913340

Least Common Multiple (LCM) of 11820 and 11837 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11820 and 11837. First we will calculate the prime factors of 11820 and 11837.

Prime Factorization of 11820

Prime Factorization of 11837

Now multiplying the highest exponent prime factors to calculate the LCM of 11820 and 11837.

LCM(11820,11837) = 2² × 3¹ × 5¹ × 197¹ × 7¹ × 19¹ × 89¹
LCM(11820,11837) = 139913340