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What is the Least Common Multiple of 2342 and 2356?

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 2342 and 2356 is 2758876.

LCM(2342,2356) = 2758876

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Least Common Multiple of 2342 and 2356 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2342 and 2356, than apply into the LCM equation.

GCF(2342,2356) = 2
LCM(2342,2356) = ( 2342 × 2356) / 2
LCM(2342,2356) = 5517752 / 2
LCM(2342,2356) = 2758876

Least Common Multiple (LCM) of 2342 and 2356 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2342 and 2356. First we will calculate the prime factors of 2342 and 2356.

Prime Factorization of 2342

Prime factors of 2342 are 2, 1171. Prime factorization of 2342 in exponential form is:

2342 = 21 × 11711

Prime Factorization of 2356

Prime factors of 2356 are 2, 19, 31. Prime factorization of 2356 in exponential form is:

2356 = 22 × 191 × 311

Now multiplying the highest exponent prime factors to calculate the LCM of 2342 and 2356.

LCM(2342,2356) = 22 × 11711 × 191 × 311
LCM(2342,2356) = 2758876