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What is the Least Common Multiple of 84117 and 84121?

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 84117 and 84121 is 7076006157.

LCM(84117,84121) = 7076006157

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Least Common Multiple of 84117 and 84121 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84117 and 84121, than apply into the LCM equation.

GCF(84117,84121) = 1
LCM(84117,84121) = ( 84117 × 84121) / 1
LCM(84117,84121) = 7076006157 / 1
LCM(84117,84121) = 7076006157

Least Common Multiple (LCM) of 84117 and 84121 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84117 and 84121. First we will calculate the prime factors of 84117 and 84121.

Prime Factorization of 84117

Prime factors of 84117 are 3, 11, 2549. Prime factorization of 84117 in exponential form is:

84117 = 31 × 111 × 25491

Prime Factorization of 84121

Prime factors of 84121 are 84121. Prime factorization of 84121 in exponential form is:

84121 = 841211

Now multiplying the highest exponent prime factors to calculate the LCM of 84117 and 84121.

LCM(84117,84121) = 31 × 111 × 25491 × 841211
LCM(84117,84121) = 7076006157