GCF and LCM Calculator Logo

What is the Least Common Multiple of 15924 and 15930?

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 (LCM) of 15924 and 15930 is 42278220.

LCM(15924,15930) = 42278220

LCM Calculator and
and

Least Common Multiple of 15924 and 15930 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15924 and 15930, than apply into the LCM equation.

GCF(15924,15930) = 6
LCM(15924,15930) = ( 15924 × 15930) / 6
LCM(15924,15930) = 253669320 / 6
LCM(15924,15930) = 42278220

Least Common Multiple (LCM) of 15924 and 15930 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15924 and 15930. First we will calculate the prime factors of 15924 and 15930.

Prime Factorization of 15924

Prime factors of 15924 are 2, 3, 1327. Prime factorization of 15924 in exponential form is:

15924 = 22 × 31 × 13271

Prime Factorization of 15930

Prime factors of 15930 are 2, 3, 5, 59. Prime factorization of 15930 in exponential form is:

15930 = 21 × 33 × 51 × 591

Now multiplying the highest exponent prime factors to calculate the LCM of 15924 and 15930.

LCM(15924,15930) = 22 × 33 × 13271 × 51 × 591
LCM(15924,15930) = 42278220