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Least Common Multiple of 29 and 39

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 29 and 39 is 1131.

LCM(29,39) = 1131

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Least Common Multiple of 29 and 39 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 29 and 39, than apply into the LCM equation.

GCF(29,39) = 1
LCM(29,39) = ( 29 × 39) / 1
LCM(29,39) = 1131 / 1
LCM(29,39) = 1131

Least Common Multiple (LCM) of 29 and 39 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 29 and 39. First we will calculate the prime factors of 29 and 39.

Prime Factorization of 29

Prime factors of 29 are 29. Prime factorization of 29 in exponential form is:

29 = 291

Prime Factorization of 39

Prime factors of 39 are 3, 13. Prime factorization of 39 in exponential form is:

39 = 31 × 131

Now multiplying the highest exponent prime factors to calculate the LCM of 29 and 39.

LCM(29,39) = 291 × 31 × 131
LCM(29,39) = 1131

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