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What is the Least Common Multiple of 67847 and 67861?

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 67847 and 67861 is 4604165267.

LCM(67847,67861) = 4604165267

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Least Common Multiple of 67847 and 67861 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67847 and 67861, than apply into the LCM equation.

GCF(67847,67861) = 1
LCM(67847,67861) = ( 67847 × 67861) / 1
LCM(67847,67861) = 4604165267 / 1
LCM(67847,67861) = 4604165267

Least Common Multiple (LCM) of 67847 and 67861 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67847 and 67861. First we will calculate the prime factors of 67847 and 67861.

Prime Factorization of 67847

Prime factors of 67847 are 13, 17, 307. Prime factorization of 67847 in exponential form is:

67847 = 131 × 171 × 3071

Prime Factorization of 67861

Prime factors of 67861 are 79, 859. Prime factorization of 67861 in exponential form is:

67861 = 791 × 8591

Now multiplying the highest exponent prime factors to calculate the LCM of 67847 and 67861.

LCM(67847,67861) = 131 × 171 × 3071 × 791 × 8591
LCM(67847,67861) = 4604165267