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What is the Least Common Multiple of 97809 and 97818?

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 97809 and 97818 is 3189160254.

LCM(97809,97818) = 3189160254

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Least Common Multiple of 97809 and 97818 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 97809 and 97818, than apply into the LCM equation.

GCF(97809,97818) = 3
LCM(97809,97818) = ( 97809 × 97818) / 3
LCM(97809,97818) = 9567480762 / 3
LCM(97809,97818) = 3189160254

Least Common Multiple (LCM) of 97809 and 97818 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 97809 and 97818. First we will calculate the prime factors of 97809 and 97818.

Prime Factorization of 97809

Prime factors of 97809 are 3, 32603. Prime factorization of 97809 in exponential form is:

97809 = 31 × 326031

Prime Factorization of 97818

Prime factors of 97818 are 2, 3, 7, 17, 137. Prime factorization of 97818 in exponential form is:

97818 = 21 × 31 × 71 × 171 × 1371

Now multiplying the highest exponent prime factors to calculate the LCM of 97809 and 97818.

LCM(97809,97818) = 31 × 326031 × 21 × 71 × 171 × 1371
LCM(97809,97818) = 3189160254