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What is the Least Common Multiple of 28711 and 28722?

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 28711 and 28722 is 824637342.

LCM(28711,28722) = 824637342

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Least Common Multiple of 28711 and 28722 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28711 and 28722, than apply into the LCM equation.

GCF(28711,28722) = 1
LCM(28711,28722) = ( 28711 × 28722) / 1
LCM(28711,28722) = 824637342 / 1
LCM(28711,28722) = 824637342

Least Common Multiple (LCM) of 28711 and 28722 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28711 and 28722. First we will calculate the prime factors of 28711 and 28722.

Prime Factorization of 28711

Prime factors of 28711 are 28711. Prime factorization of 28711 in exponential form is:

28711 = 287111

Prime Factorization of 28722

Prime factors of 28722 are 2, 3, 4787. Prime factorization of 28722 in exponential form is:

28722 = 21 × 31 × 47871

Now multiplying the highest exponent prime factors to calculate the LCM of 28711 and 28722.

LCM(28711,28722) = 287111 × 21 × 31 × 47871
LCM(28711,28722) = 824637342