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What is the Least Common Multiple of 85839 and 85855?

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 85839 and 85855 is 7369707345.

LCM(85839,85855) = 7369707345

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Least Common Multiple of 85839 and 85855 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85839 and 85855, than apply into the LCM equation.

GCF(85839,85855) = 1
LCM(85839,85855) = ( 85839 × 85855) / 1
LCM(85839,85855) = 7369707345 / 1
LCM(85839,85855) = 7369707345

Least Common Multiple (LCM) of 85839 and 85855 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85839 and 85855. First we will calculate the prime factors of 85839 and 85855.

Prime Factorization of 85839

Prime factors of 85839 are 3, 13, 31, 71. Prime factorization of 85839 in exponential form is:

85839 = 31 × 131 × 311 × 711

Prime Factorization of 85855

Prime factors of 85855 are 5, 7, 11, 223. Prime factorization of 85855 in exponential form is:

85855 = 51 × 71 × 111 × 2231

Now multiplying the highest exponent prime factors to calculate the LCM of 85839 and 85855.

LCM(85839,85855) = 31 × 131 × 311 × 711 × 51 × 71 × 111 × 2231
LCM(85839,85855) = 7369707345