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What is the Least Common Multiple of 86904 and 86919?

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 86904 and 86919 is 2517869592.

LCM(86904,86919) = 2517869592

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Least Common Multiple of 86904 and 86919 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86904 and 86919, than apply into the LCM equation.

GCF(86904,86919) = 3
LCM(86904,86919) = ( 86904 × 86919) / 3
LCM(86904,86919) = 7553608776 / 3
LCM(86904,86919) = 2517869592

Least Common Multiple (LCM) of 86904 and 86919 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86904 and 86919. First we will calculate the prime factors of 86904 and 86919.

Prime Factorization of 86904

Prime factors of 86904 are 2, 3, 17, 71. Prime factorization of 86904 in exponential form is:

86904 = 23 × 32 × 171 × 711

Prime Factorization of 86919

Prime factors of 86919 are 3, 7, 4139. Prime factorization of 86919 in exponential form is:

86919 = 31 × 71 × 41391

Now multiplying the highest exponent prime factors to calculate the LCM of 86904 and 86919.

LCM(86904,86919) = 23 × 32 × 171 × 711 × 71 × 41391
LCM(86904,86919) = 2517869592