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What is the Least Common Multiple of 13195 and 13215?

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 13195 and 13215 is 34874385.

LCM(13195,13215) = 34874385

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Least Common Multiple of 13195 and 13215 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13195 and 13215, than apply into the LCM equation.

GCF(13195,13215) = 5
LCM(13195,13215) = ( 13195 × 13215) / 5
LCM(13195,13215) = 174371925 / 5
LCM(13195,13215) = 34874385

Least Common Multiple (LCM) of 13195 and 13215 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13195 and 13215. First we will calculate the prime factors of 13195 and 13215.

Prime Factorization of 13195

Prime factors of 13195 are 5, 7, 13, 29. Prime factorization of 13195 in exponential form is:

13195 = 51 × 71 × 131 × 291

Prime Factorization of 13215

Prime factors of 13215 are 3, 5, 881. Prime factorization of 13215 in exponential form is:

13215 = 31 × 51 × 8811

Now multiplying the highest exponent prime factors to calculate the LCM of 13195 and 13215.

LCM(13195,13215) = 51 × 71 × 131 × 291 × 31 × 8811
LCM(13195,13215) = 34874385