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What is the Least Common Multiple of 91611 and 91617?

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 91611 and 91617 is 2797708329.

LCM(91611,91617) = 2797708329

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Least Common Multiple of 91611 and 91617 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91611 and 91617, than apply into the LCM equation.

GCF(91611,91617) = 3
LCM(91611,91617) = ( 91611 × 91617) / 3
LCM(91611,91617) = 8393124987 / 3
LCM(91611,91617) = 2797708329

Least Common Multiple (LCM) of 91611 and 91617 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91611 and 91617. First we will calculate the prime factors of 91611 and 91617.

Prime Factorization of 91611

Prime factors of 91611 are 3, 13, 29. Prime factorization of 91611 in exponential form is:

91611 = 35 × 131 × 291

Prime Factorization of 91617

Prime factors of 91617 are 3, 30539. Prime factorization of 91617 in exponential form is:

91617 = 31 × 305391

Now multiplying the highest exponent prime factors to calculate the LCM of 91611 and 91617.

LCM(91611,91617) = 35 × 131 × 291 × 305391
LCM(91611,91617) = 2797708329