GCF and LCM Calculator Logo

What is the Least Common Multiple of 43190 and 43203?

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 43190 and 43203 is 1865937570.

LCM(43190,43203) = 1865937570

LCM Calculator and
and

Least Common Multiple of 43190 and 43203 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43190 and 43203, than apply into the LCM equation.

GCF(43190,43203) = 1
LCM(43190,43203) = ( 43190 × 43203) / 1
LCM(43190,43203) = 1865937570 / 1
LCM(43190,43203) = 1865937570

Least Common Multiple (LCM) of 43190 and 43203 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43190 and 43203. First we will calculate the prime factors of 43190 and 43203.

Prime Factorization of 43190

Prime factors of 43190 are 2, 5, 7, 617. Prime factorization of 43190 in exponential form is:

43190 = 21 × 51 × 71 × 6171

Prime Factorization of 43203

Prime factors of 43203 are 3, 14401. Prime factorization of 43203 in exponential form is:

43203 = 31 × 144011

Now multiplying the highest exponent prime factors to calculate the LCM of 43190 and 43203.

LCM(43190,43203) = 21 × 51 × 71 × 6171 × 31 × 144011
LCM(43190,43203) = 1865937570