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What is the Least Common Multiple of 80864 and 80883?

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 80864 and 80883 is 344238048.

LCM(80864,80883) = 344238048

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Least Common Multiple of 80864 and 80883 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80864 and 80883, than apply into the LCM equation.

GCF(80864,80883) = 19
LCM(80864,80883) = ( 80864 × 80883) / 19
LCM(80864,80883) = 6540522912 / 19
LCM(80864,80883) = 344238048

Least Common Multiple (LCM) of 80864 and 80883 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80864 and 80883. First we will calculate the prime factors of 80864 and 80883.

Prime Factorization of 80864

Prime factors of 80864 are 2, 7, 19. Prime factorization of 80864 in exponential form is:

80864 = 25 × 71 × 192

Prime Factorization of 80883

Prime factors of 80883 are 3, 11, 19, 43. Prime factorization of 80883 in exponential form is:

80883 = 32 × 111 × 191 × 431

Now multiplying the highest exponent prime factors to calculate the LCM of 80864 and 80883.

LCM(80864,80883) = 25 × 71 × 192 × 32 × 111 × 431
LCM(80864,80883) = 344238048