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What is the Least Common Multiple of 80858 and 80869?

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 80858 and 80869 is 6538905602.

LCM(80858,80869) = 6538905602

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Least Common Multiple of 80858 and 80869 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80858 and 80869, than apply into the LCM equation.

GCF(80858,80869) = 1
LCM(80858,80869) = ( 80858 × 80869) / 1
LCM(80858,80869) = 6538905602 / 1
LCM(80858,80869) = 6538905602

Least Common Multiple (LCM) of 80858 and 80869 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80858 and 80869. First we will calculate the prime factors of 80858 and 80869.

Prime Factorization of 80858

Prime factors of 80858 are 2, 40429. Prime factorization of 80858 in exponential form is:

80858 = 21 × 404291

Prime Factorization of 80869

Prime factors of 80869 are 17, 67, 71. Prime factorization of 80869 in exponential form is:

80869 = 171 × 671 × 711

Now multiplying the highest exponent prime factors to calculate the LCM of 80858 and 80869.

LCM(80858,80869) = 21 × 404291 × 171 × 671 × 711
LCM(80858,80869) = 6538905602