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What is the Least Common Multiple of 84245 and 84249?

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 84249 is 7097557005.

LCM(84245,84249) = 7097557005

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Least Common Multiple of 84245 and 84249 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 84249, than apply into the LCM equation.

GCF(84245,84249) = 1
LCM(84245,84249) = ( 84245 × 84249) / 1
LCM(84245,84249) = 7097557005 / 1
LCM(84245,84249) = 7097557005

Least Common Multiple (LCM) of 84245 and 84249 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84245 and 84249. First we will calculate the prime factors of 84245 and 84249.

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 84249

Prime factors of 84249 are 3, 11, 23, 37. Prime factorization of 84249 in exponential form is:

84249 = 32 × 111 × 231 × 371

Now multiplying the highest exponent prime factors to calculate the LCM of 84245 and 84249.

LCM(84245,84249) = 51 × 71 × 291 × 831 × 32 × 111 × 231 × 371
LCM(84245,84249) = 7097557005