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What is the Least Common Multiple of 91645 and 91653?

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 91645 and 91653 is 8399539185.

LCM(91645,91653) = 8399539185

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Least Common Multiple of 91645 and 91653 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91645 and 91653, than apply into the LCM equation.

GCF(91645,91653) = 1
LCM(91645,91653) = ( 91645 × 91653) / 1
LCM(91645,91653) = 8399539185 / 1
LCM(91645,91653) = 8399539185

Least Common Multiple (LCM) of 91645 and 91653 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91645 and 91653. First we will calculate the prime factors of 91645 and 91653.

Prime Factorization of 91645

Prime factors of 91645 are 5, 18329. Prime factorization of 91645 in exponential form is:

91645 = 51 × 183291

Prime Factorization of 91653

Prime factors of 91653 are 3, 137, 223. Prime factorization of 91653 in exponential form is:

91653 = 31 × 1371 × 2231

Now multiplying the highest exponent prime factors to calculate the LCM of 91645 and 91653.

LCM(91645,91653) = 51 × 183291 × 31 × 1371 × 2231
LCM(91645,91653) = 8399539185