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What is the Least Common Multiple of 91811 and 91830?

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 91811 and 91830 is 8431004130.

LCM(91811,91830) = 8431004130

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Least Common Multiple of 91811 and 91830 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91811 and 91830, than apply into the LCM equation.

GCF(91811,91830) = 1
LCM(91811,91830) = ( 91811 × 91830) / 1
LCM(91811,91830) = 8431004130 / 1
LCM(91811,91830) = 8431004130

Least Common Multiple (LCM) of 91811 and 91830 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91811 and 91830. First we will calculate the prime factors of 91811 and 91830.

Prime Factorization of 91811

Prime factors of 91811 are 91811. Prime factorization of 91811 in exponential form is:

91811 = 918111

Prime Factorization of 91830

Prime factors of 91830 are 2, 3, 5, 3061. Prime factorization of 91830 in exponential form is:

91830 = 21 × 31 × 51 × 30611

Now multiplying the highest exponent prime factors to calculate the LCM of 91811 and 91830.

LCM(91811,91830) = 918111 × 21 × 31 × 51 × 30611
LCM(91811,91830) = 8431004130