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What is the Least Common Multiple of 68265 and 68283?

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 68265 and 68283 is 517926555.

LCM(68265,68283) = 517926555

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Least Common Multiple of 68265 and 68283 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68265 and 68283, than apply into the LCM equation.

GCF(68265,68283) = 9
LCM(68265,68283) = ( 68265 × 68283) / 9
LCM(68265,68283) = 4661338995 / 9
LCM(68265,68283) = 517926555

Least Common Multiple (LCM) of 68265 and 68283 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68265 and 68283. First we will calculate the prime factors of 68265 and 68283.

Prime Factorization of 68265

Prime factors of 68265 are 3, 5, 37, 41. Prime factorization of 68265 in exponential form is:

68265 = 32 × 51 × 371 × 411

Prime Factorization of 68283

Prime factors of 68283 are 3, 281. Prime factorization of 68283 in exponential form is:

68283 = 35 × 2811

Now multiplying the highest exponent prime factors to calculate the LCM of 68265 and 68283.

LCM(68265,68283) = 35 × 51 × 371 × 411 × 2811
LCM(68265,68283) = 517926555