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What is the Least Common Multiple of 29640 and 29649?

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 29640 and 29649 is 292932120.

LCM(29640,29649) = 292932120

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Least Common Multiple of 29640 and 29649 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 29640 and 29649, than apply into the LCM equation.

GCF(29640,29649) = 3
LCM(29640,29649) = ( 29640 × 29649) / 3
LCM(29640,29649) = 878796360 / 3
LCM(29640,29649) = 292932120

Least Common Multiple (LCM) of 29640 and 29649 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 29640 and 29649. First we will calculate the prime factors of 29640 and 29649.

Prime Factorization of 29640

Prime factors of 29640 are 2, 3, 5, 13, 19. Prime factorization of 29640 in exponential form is:

29640 = 23 × 31 × 51 × 131 × 191

Prime Factorization of 29649

Prime factors of 29649 are 3, 9883. Prime factorization of 29649 in exponential form is:

29649 = 31 × 98831

Now multiplying the highest exponent prime factors to calculate the LCM of 29640 and 29649.

LCM(29640,29649) = 23 × 31 × 51 × 131 × 191 × 98831
LCM(29640,29649) = 292932120