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What is the Least Common Multiple of 86268 and 86278?

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 86268 and 86278 is 3721515252.

LCM(86268,86278) = 3721515252

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Least Common Multiple of 86268 and 86278 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86268 and 86278, than apply into the LCM equation.

GCF(86268,86278) = 2
LCM(86268,86278) = ( 86268 × 86278) / 2
LCM(86268,86278) = 7443030504 / 2
LCM(86268,86278) = 3721515252

Least Common Multiple (LCM) of 86268 and 86278 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86268 and 86278. First we will calculate the prime factors of 86268 and 86278.

Prime Factorization of 86268

Prime factors of 86268 are 2, 3, 7, 13, 79. Prime factorization of 86268 in exponential form is:

86268 = 22 × 31 × 71 × 131 × 791

Prime Factorization of 86278

Prime factors of 86278 are 2, 179, 241. Prime factorization of 86278 in exponential form is:

86278 = 21 × 1791 × 2411

Now multiplying the highest exponent prime factors to calculate the LCM of 86268 and 86278.

LCM(86268,86278) = 22 × 31 × 71 × 131 × 791 × 1791 × 2411
LCM(86268,86278) = 3721515252