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What is the Least Common Multiple of 12221 and 12226?

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 12221 and 12226 is 149413946.

LCM(12221,12226) = 149413946

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Least Common Multiple of 12221 and 12226 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12221 and 12226, than apply into the LCM equation.

GCF(12221,12226) = 1
LCM(12221,12226) = ( 12221 × 12226) / 1
LCM(12221,12226) = 149413946 / 1
LCM(12221,12226) = 149413946

Least Common Multiple (LCM) of 12221 and 12226 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12221 and 12226. First we will calculate the prime factors of 12221 and 12226.

Prime Factorization of 12221

Prime factors of 12221 are 11, 101. Prime factorization of 12221 in exponential form is:

12221 = 112 × 1011

Prime Factorization of 12226

Prime factors of 12226 are 2, 6113. Prime factorization of 12226 in exponential form is:

12226 = 21 × 61131

Now multiplying the highest exponent prime factors to calculate the LCM of 12221 and 12226.

LCM(12221,12226) = 112 × 1011 × 21 × 61131
LCM(12221,12226) = 149413946