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What is the Least Common Multiple of 69881 and 69897?

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 69881 and 69897 is 4884472257.

LCM(69881,69897) = 4884472257

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Least Common Multiple of 69881 and 69897 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69881 and 69897, than apply into the LCM equation.

GCF(69881,69897) = 1
LCM(69881,69897) = ( 69881 × 69897) / 1
LCM(69881,69897) = 4884472257 / 1
LCM(69881,69897) = 4884472257

Least Common Multiple (LCM) of 69881 and 69897 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69881 and 69897. First we will calculate the prime factors of 69881 and 69897.

Prime Factorization of 69881

Prime factors of 69881 are 7, 67, 149. Prime factorization of 69881 in exponential form is:

69881 = 71 × 671 × 1491

Prime Factorization of 69897

Prime factors of 69897 are 3, 23, 1013. Prime factorization of 69897 in exponential form is:

69897 = 31 × 231 × 10131

Now multiplying the highest exponent prime factors to calculate the LCM of 69881 and 69897.

LCM(69881,69897) = 71 × 671 × 1491 × 31 × 231 × 10131
LCM(69881,69897) = 4884472257