GCF and LCM Calculator Logo

What is the Least Common Multiple of 8439 and 8446?

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 8439 and 8446 is 71275794.

LCM(8439,8446) = 71275794

LCM Calculator and
and

Least Common Multiple of 8439 and 8446 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8439 and 8446, than apply into the LCM equation.

GCF(8439,8446) = 1
LCM(8439,8446) = ( 8439 × 8446) / 1
LCM(8439,8446) = 71275794 / 1
LCM(8439,8446) = 71275794

Least Common Multiple (LCM) of 8439 and 8446 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8439 and 8446. First we will calculate the prime factors of 8439 and 8446.

Prime Factorization of 8439

Prime factors of 8439 are 3, 29, 97. Prime factorization of 8439 in exponential form is:

8439 = 31 × 291 × 971

Prime Factorization of 8446

Prime factors of 8446 are 2, 41, 103. Prime factorization of 8446 in exponential form is:

8446 = 21 × 411 × 1031

Now multiplying the highest exponent prime factors to calculate the LCM of 8439 and 8446.

LCM(8439,8446) = 31 × 291 × 971 × 21 × 411 × 1031
LCM(8439,8446) = 71275794