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What is the Least Common Multiple of 67505 and 67518?

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 67505 and 67518 is 4557802590.

LCM(67505,67518) = 4557802590

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Least Common Multiple of 67505 and 67518 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67505 and 67518, than apply into the LCM equation.

GCF(67505,67518) = 1
LCM(67505,67518) = ( 67505 × 67518) / 1
LCM(67505,67518) = 4557802590 / 1
LCM(67505,67518) = 4557802590

Least Common Multiple (LCM) of 67505 and 67518 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67505 and 67518. First we will calculate the prime factors of 67505 and 67518.

Prime Factorization of 67505

Prime factors of 67505 are 5, 23, 587. Prime factorization of 67505 in exponential form is:

67505 = 51 × 231 × 5871

Prime Factorization of 67518

Prime factors of 67518 are 2, 3, 11, 31. Prime factorization of 67518 in exponential form is:

67518 = 21 × 32 × 112 × 311

Now multiplying the highest exponent prime factors to calculate the LCM of 67505 and 67518.

LCM(67505,67518) = 51 × 231 × 5871 × 21 × 32 × 112 × 311
LCM(67505,67518) = 4557802590