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What is the Least Common Multiple of 863 and 880?

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 863 and 880 is 759440.

LCM(863,880) = 759440

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Least Common Multiple of 863 and 880 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 863 and 880, than apply into the LCM equation.

GCF(863,880) = 1
LCM(863,880) = ( 863 × 880) / 1
LCM(863,880) = 759440 / 1
LCM(863,880) = 759440

Least Common Multiple (LCM) of 863 and 880 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 863 and 880. First we will calculate the prime factors of 863 and 880.

Prime Factorization of 863

Prime factors of 863 are 863. Prime factorization of 863 in exponential form is:

863 = 8631

Prime Factorization of 880

Prime factors of 880 are 2, 5, 11. Prime factorization of 880 in exponential form is:

880 = 24 × 51 × 111

Now multiplying the highest exponent prime factors to calculate the LCM of 863 and 880.

LCM(863,880) = 8631 × 24 × 51 × 111
LCM(863,880) = 759440