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What is the Least Common Multiple of 84245 and 84265?

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 84245 and 84265 is 1419780985.

LCM(84245,84265) = 1419780985

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Least Common Multiple of 84245 and 84265 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84245 and 84265, than apply into the LCM equation.

GCF(84245,84265) = 5
LCM(84245,84265) = ( 84245 × 84265) / 5
LCM(84245,84265) = 7098904925 / 5
LCM(84245,84265) = 1419780985

Least Common Multiple (LCM) of 84245 and 84265 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84245 and 84265. First we will calculate the prime factors of 84245 and 84265.

Prime Factorization of 84245

Prime factors of 84245 are 5, 7, 29, 83. Prime factorization of 84245 in exponential form is:

84245 = 51 × 71 × 291 × 831

Prime Factorization of 84265

Prime factors of 84265 are 5, 19, 887. Prime factorization of 84265 in exponential form is:

84265 = 51 × 191 × 8871

Now multiplying the highest exponent prime factors to calculate the LCM of 84245 and 84265.

LCM(84245,84265) = 51 × 71 × 291 × 831 × 191 × 8871
LCM(84245,84265) = 1419780985