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What is the Least Common Multiple of 2211 and 2231?

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 2211 and 2231 is 4932741.

LCM(2211,2231) = 4932741

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Least Common Multiple of 2211 and 2231 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2211 and 2231, than apply into the LCM equation.

GCF(2211,2231) = 1
LCM(2211,2231) = ( 2211 × 2231) / 1
LCM(2211,2231) = 4932741 / 1
LCM(2211,2231) = 4932741

Least Common Multiple (LCM) of 2211 and 2231 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2211 and 2231. First we will calculate the prime factors of 2211 and 2231.

Prime Factorization of 2211

Prime factors of 2211 are 3, 11, 67. Prime factorization of 2211 in exponential form is:

2211 = 31 × 111 × 671

Prime Factorization of 2231

Prime factors of 2231 are 23, 97. Prime factorization of 2231 in exponential form is:

2231 = 231 × 971

Now multiplying the highest exponent prime factors to calculate the LCM of 2211 and 2231.

LCM(2211,2231) = 31 × 111 × 671 × 231 × 971
LCM(2211,2231) = 4932741