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What is the Least Common Multiple of 86862 and 86878?

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 86862 and 86878 is 3773198418.

LCM(86862,86878) = 3773198418

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Least Common Multiple of 86862 and 86878 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86862 and 86878, than apply into the LCM equation.

GCF(86862,86878) = 2
LCM(86862,86878) = ( 86862 × 86878) / 2
LCM(86862,86878) = 7546396836 / 2
LCM(86862,86878) = 3773198418

Least Common Multiple (LCM) of 86862 and 86878 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86862 and 86878. First we will calculate the prime factors of 86862 and 86878.

Prime Factorization of 86862

Prime factors of 86862 are 2, 3, 31, 467. Prime factorization of 86862 in exponential form is:

86862 = 21 × 31 × 311 × 4671

Prime Factorization of 86878

Prime factors of 86878 are 2, 11, 359. Prime factorization of 86878 in exponential form is:

86878 = 21 × 112 × 3591

Now multiplying the highest exponent prime factors to calculate the LCM of 86862 and 86878.

LCM(86862,86878) = 21 × 31 × 311 × 4671 × 112 × 3591
LCM(86862,86878) = 3773198418