GCF and LCM Calculator Logo

What is the Least Common Multiple of 80840 and 80851?

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 80840 and 80851 is 6535994840.

LCM(80840,80851) = 6535994840

LCM Calculator and
and

Least Common Multiple of 80840 and 80851 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80840 and 80851, than apply into the LCM equation.

GCF(80840,80851) = 1
LCM(80840,80851) = ( 80840 × 80851) / 1
LCM(80840,80851) = 6535994840 / 1
LCM(80840,80851) = 6535994840

Least Common Multiple (LCM) of 80840 and 80851 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80840 and 80851. First we will calculate the prime factors of 80840 and 80851.

Prime Factorization of 80840

Prime factors of 80840 are 2, 5, 43, 47. Prime factorization of 80840 in exponential form is:

80840 = 23 × 51 × 431 × 471

Prime Factorization of 80851

Prime factors of 80851 are 233, 347. Prime factorization of 80851 in exponential form is:

80851 = 2331 × 3471

Now multiplying the highest exponent prime factors to calculate the LCM of 80840 and 80851.

LCM(80840,80851) = 23 × 51 × 431 × 471 × 2331 × 3471
LCM(80840,80851) = 6535994840