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What is the Least Common Multiple of 1324 and 1342?

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 1324 and 1342 is 888404.

LCM(1324,1342) = 888404

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Least Common Multiple of 1324 and 1342 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1324 and 1342, than apply into the LCM equation.

GCF(1324,1342) = 2
LCM(1324,1342) = ( 1324 × 1342) / 2
LCM(1324,1342) = 1776808 / 2
LCM(1324,1342) = 888404

Least Common Multiple (LCM) of 1324 and 1342 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1324 and 1342. First we will calculate the prime factors of 1324 and 1342.

Prime Factorization of 1324

Prime factors of 1324 are 2, 331. Prime factorization of 1324 in exponential form is:

1324 = 22 × 3311

Prime Factorization of 1342

Prime factors of 1342 are 2, 11, 61. Prime factorization of 1342 in exponential form is:

1342 = 21 × 111 × 611

Now multiplying the highest exponent prime factors to calculate the LCM of 1324 and 1342.

LCM(1324,1342) = 22 × 3311 × 111 × 611
LCM(1324,1342) = 888404