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Least Common Multiple of 29 and 43

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 43 is 1247.

LCM(29,43) = 1247

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Least Common Multiple of 29 and 43 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 43, than apply into the LCM equation.

GCF(29,43) = 1
LCM(29,43) = ( 29 × 43) / 1
LCM(29,43) = 1247 / 1
LCM(29,43) = 1247

Least Common Multiple (LCM) of 29 and 43 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 29 and 43. First we will calculate the prime factors of 29 and 43.

Prime Factorization of 29

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

29 = 291

Prime Factorization of 43

Prime factors of 43 are 43. Prime factorization of 43 in exponential form is:

43 = 431

Now multiplying the highest exponent prime factors to calculate the LCM of 29 and 43.

LCM(29,43) = 291 × 431
LCM(29,43) = 1247

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