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What is the Least Common Multiple of 80836 and 80842?

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 80836 and 80842 is 3267471956.

LCM(80836,80842) = 3267471956

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Least Common Multiple of 80836 and 80842 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80836 and 80842, than apply into the LCM equation.

GCF(80836,80842) = 2
LCM(80836,80842) = ( 80836 × 80842) / 2
LCM(80836,80842) = 6534943912 / 2
LCM(80836,80842) = 3267471956

Least Common Multiple (LCM) of 80836 and 80842 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80836 and 80842. First we will calculate the prime factors of 80836 and 80842.

Prime Factorization of 80836

Prime factors of 80836 are 2, 7, 2887. Prime factorization of 80836 in exponential form is:

80836 = 22 × 71 × 28871

Prime Factorization of 80842

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

80842 = 21 × 831 × 4871

Now multiplying the highest exponent prime factors to calculate the LCM of 80836 and 80842.

LCM(80836,80842) = 22 × 71 × 28871 × 831 × 4871
LCM(80836,80842) = 3267471956