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What is the Least Common Multiple of 2382 and 2402?

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 2382 and 2402 is 2860782.

LCM(2382,2402) = 2860782

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Least Common Multiple of 2382 and 2402 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2382 and 2402, than apply into the LCM equation.

GCF(2382,2402) = 2
LCM(2382,2402) = ( 2382 × 2402) / 2
LCM(2382,2402) = 5721564 / 2
LCM(2382,2402) = 2860782

Least Common Multiple (LCM) of 2382 and 2402 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2382 and 2402. First we will calculate the prime factors of 2382 and 2402.

Prime Factorization of 2382

Prime factors of 2382 are 2, 3, 397. Prime factorization of 2382 in exponential form is:

2382 = 21 × 31 × 3971

Prime Factorization of 2402

Prime factors of 2402 are 2, 1201. Prime factorization of 2402 in exponential form is:

2402 = 21 × 12011

Now multiplying the highest exponent prime factors to calculate the LCM of 2382 and 2402.

LCM(2382,2402) = 21 × 31 × 3971 × 12011
LCM(2382,2402) = 2860782