GCF and LCM Calculator Logo

What is the Least Common Multiple of 43797 and 43813?

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 43797 and 43813 is 1918877961.

LCM(43797,43813) = 1918877961

LCM Calculator and
and

Least Common Multiple of 43797 and 43813 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43797 and 43813, than apply into the LCM equation.

GCF(43797,43813) = 1
LCM(43797,43813) = ( 43797 × 43813) / 1
LCM(43797,43813) = 1918877961 / 1
LCM(43797,43813) = 1918877961

Least Common Multiple (LCM) of 43797 and 43813 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43797 and 43813. First we will calculate the prime factors of 43797 and 43813.

Prime Factorization of 43797

Prime factors of 43797 are 3, 13, 1123. Prime factorization of 43797 in exponential form is:

43797 = 31 × 131 × 11231

Prime Factorization of 43813

Prime factors of 43813 are 7, 11, 569. Prime factorization of 43813 in exponential form is:

43813 = 71 × 111 × 5691

Now multiplying the highest exponent prime factors to calculate the LCM of 43797 and 43813.

LCM(43797,43813) = 31 × 131 × 11231 × 71 × 111 × 5691
LCM(43797,43813) = 1918877961