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What is the Least Common Multiple of 91845 and 91864?

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 91845 and 91864 is 8437249080.

LCM(91845,91864) = 8437249080

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Least Common Multiple of 91845 and 91864 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91845 and 91864, than apply into the LCM equation.

GCF(91845,91864) = 1
LCM(91845,91864) = ( 91845 × 91864) / 1
LCM(91845,91864) = 8437249080 / 1
LCM(91845,91864) = 8437249080

Least Common Multiple (LCM) of 91845 and 91864 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91845 and 91864. First we will calculate the prime factors of 91845 and 91864.

Prime Factorization of 91845

Prime factors of 91845 are 3, 5, 13, 157. Prime factorization of 91845 in exponential form is:

91845 = 32 × 51 × 131 × 1571

Prime Factorization of 91864

Prime factors of 91864 are 2, 11483. Prime factorization of 91864 in exponential form is:

91864 = 23 × 114831

Now multiplying the highest exponent prime factors to calculate the LCM of 91845 and 91864.

LCM(91845,91864) = 32 × 51 × 131 × 1571 × 23 × 114831
LCM(91845,91864) = 8437249080