GCF and LCM Calculator Logo

What is the Least Common Multiple of 43434 and 43449?

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 43434 and 43449 is 629054622.

LCM(43434,43449) = 629054622

LCM Calculator and
and

Least Common Multiple of 43434 and 43449 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43434 and 43449, than apply into the LCM equation.

GCF(43434,43449) = 3
LCM(43434,43449) = ( 43434 × 43449) / 3
LCM(43434,43449) = 1887163866 / 3
LCM(43434,43449) = 629054622

Least Common Multiple (LCM) of 43434 and 43449 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43434 and 43449. First we will calculate the prime factors of 43434 and 43449.

Prime Factorization of 43434

Prime factors of 43434 are 2, 3, 19, 127. Prime factorization of 43434 in exponential form is:

43434 = 21 × 32 × 191 × 1271

Prime Factorization of 43449

Prime factors of 43449 are 3, 7, 2069. Prime factorization of 43449 in exponential form is:

43449 = 31 × 71 × 20691

Now multiplying the highest exponent prime factors to calculate the LCM of 43434 and 43449.

LCM(43434,43449) = 21 × 32 × 191 × 1271 × 71 × 20691
LCM(43434,43449) = 629054622