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What is the Least Common Multiple of 69121 and 69141?

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 69121 and 69141 is 4779095061.

LCM(69121,69141) = 4779095061

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Least Common Multiple of 69121 and 69141 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69121 and 69141, than apply into the LCM equation.

GCF(69121,69141) = 1
LCM(69121,69141) = ( 69121 × 69141) / 1
LCM(69121,69141) = 4779095061 / 1
LCM(69121,69141) = 4779095061

Least Common Multiple (LCM) of 69121 and 69141 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69121 and 69141. First we will calculate the prime factors of 69121 and 69141.

Prime Factorization of 69121

Prime factors of 69121 are 13, 409. Prime factorization of 69121 in exponential form is:

69121 = 132 × 4091

Prime Factorization of 69141

Prime factors of 69141 are 3, 19, 1213. Prime factorization of 69141 in exponential form is:

69141 = 31 × 191 × 12131

Now multiplying the highest exponent prime factors to calculate the LCM of 69121 and 69141.

LCM(69121,69141) = 132 × 4091 × 31 × 191 × 12131
LCM(69121,69141) = 4779095061