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What is the Least Common Multiple of 74307 and 74315?

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 74307 and 74315 is 5522124705.

LCM(74307,74315) = 5522124705

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Least Common Multiple of 74307 and 74315 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74307 and 74315, than apply into the LCM equation.

GCF(74307,74315) = 1
LCM(74307,74315) = ( 74307 × 74315) / 1
LCM(74307,74315) = 5522124705 / 1
LCM(74307,74315) = 5522124705

Least Common Multiple (LCM) of 74307 and 74315 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74307 and 74315. First we will calculate the prime factors of 74307 and 74315.

Prime Factorization of 74307

Prime factors of 74307 are 3, 17, 31, 47. Prime factorization of 74307 in exponential form is:

74307 = 31 × 171 × 311 × 471

Prime Factorization of 74315

Prime factors of 74315 are 5, 89, 167. Prime factorization of 74315 in exponential form is:

74315 = 51 × 891 × 1671

Now multiplying the highest exponent prime factors to calculate the LCM of 74307 and 74315.

LCM(74307,74315) = 31 × 171 × 311 × 471 × 51 × 891 × 1671
LCM(74307,74315) = 5522124705