GCF and LCM Calculator Logo

What is the Least Common Multiple of 80842 and 80847?

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 80842 and 80847 is 6535833174.

LCM(80842,80847) = 6535833174

LCM Calculator and
and

Least Common Multiple of 80842 and 80847 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80842 and 80847, than apply into the LCM equation.

GCF(80842,80847) = 1
LCM(80842,80847) = ( 80842 × 80847) / 1
LCM(80842,80847) = 6535833174 / 1
LCM(80842,80847) = 6535833174

Least Common Multiple (LCM) of 80842 and 80847 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80842 and 80847. First we will calculate the prime factors of 80842 and 80847.

Prime Factorization of 80842

Prime factors of 80842 are 2, 83, 487. Prime factorization of 80842 in exponential form is:

80842 = 21 × 831 × 4871

Prime Factorization of 80847

Prime factors of 80847 are 3, 13, 691. Prime factorization of 80847 in exponential form is:

80847 = 32 × 131 × 6911

Now multiplying the highest exponent prime factors to calculate the LCM of 80842 and 80847.

LCM(80842,80847) = 21 × 831 × 4871 × 32 × 131 × 6911
LCM(80842,80847) = 6535833174