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What is the Least Common Multiple of 91221 and 91229?

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 91221 and 91229 is 8322000609.

LCM(91221,91229) = 8322000609

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Least Common Multiple of 91221 and 91229 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91221 and 91229, than apply into the LCM equation.

GCF(91221,91229) = 1
LCM(91221,91229) = ( 91221 × 91229) / 1
LCM(91221,91229) = 8322000609 / 1
LCM(91221,91229) = 8322000609

Least Common Multiple (LCM) of 91221 and 91229 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91221 and 91229. First we will calculate the prime factors of 91221 and 91229.

Prime Factorization of 91221

Prime factors of 91221 are 3, 13, 2339. Prime factorization of 91221 in exponential form is:

91221 = 31 × 131 × 23391

Prime Factorization of 91229

Prime factors of 91229 are 91229. Prime factorization of 91229 in exponential form is:

91229 = 912291

Now multiplying the highest exponent prime factors to calculate the LCM of 91221 and 91229.

LCM(91221,91229) = 31 × 131 × 23391 × 912291
LCM(91221,91229) = 8322000609