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What is the Least Common Multiple of 97889 and 97905?

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 97889 and 97905 is 9583822545.

LCM(97889,97905) = 9583822545

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Least Common Multiple of 97889 and 97905 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 97889 and 97905, than apply into the LCM equation.

GCF(97889,97905) = 1
LCM(97889,97905) = ( 97889 × 97905) / 1
LCM(97889,97905) = 9583822545 / 1
LCM(97889,97905) = 9583822545

Least Common Multiple (LCM) of 97889 and 97905 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 97889 and 97905. First we will calculate the prime factors of 97889 and 97905.

Prime Factorization of 97889

Prime factors of 97889 are 11, 809. Prime factorization of 97889 in exponential form is:

97889 = 112 × 8091

Prime Factorization of 97905

Prime factors of 97905 are 3, 5, 61, 107. Prime factorization of 97905 in exponential form is:

97905 = 31 × 51 × 611 × 1071

Now multiplying the highest exponent prime factors to calculate the LCM of 97889 and 97905.

LCM(97889,97905) = 112 × 8091 × 31 × 51 × 611 × 1071
LCM(97889,97905) = 9583822545