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What is the Least Common Multiple of 97644 and 97656?

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 97644 and 97656 is 794626872.

LCM(97644,97656) = 794626872

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Least Common Multiple of 97644 and 97656 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 97644 and 97656, than apply into the LCM equation.

GCF(97644,97656) = 12
LCM(97644,97656) = ( 97644 × 97656) / 12
LCM(97644,97656) = 9535522464 / 12
LCM(97644,97656) = 794626872

Least Common Multiple (LCM) of 97644 and 97656 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 97644 and 97656. First we will calculate the prime factors of 97644 and 97656.

Prime Factorization of 97644

Prime factors of 97644 are 2, 3, 79, 103. Prime factorization of 97644 in exponential form is:

97644 = 22 × 31 × 791 × 1031

Prime Factorization of 97656

Prime factors of 97656 are 2, 3, 13, 313. Prime factorization of 97656 in exponential form is:

97656 = 23 × 31 × 131 × 3131

Now multiplying the highest exponent prime factors to calculate the LCM of 97644 and 97656.

LCM(97644,97656) = 23 × 31 × 791 × 1031 × 131 × 3131
LCM(97644,97656) = 794626872