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What is the Least Common Multiple of 11091 and 11109?

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 11091 and 11109 is 41069973.

LCM(11091,11109) = 41069973

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Least Common Multiple of 11091 and 11109 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11091 and 11109, than apply into the LCM equation.

GCF(11091,11109) = 3
LCM(11091,11109) = ( 11091 × 11109) / 3
LCM(11091,11109) = 123209919 / 3
LCM(11091,11109) = 41069973

Least Common Multiple (LCM) of 11091 and 11109 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11091 and 11109. First we will calculate the prime factors of 11091 and 11109.

Prime Factorization of 11091

Prime factors of 11091 are 3, 3697. Prime factorization of 11091 in exponential form is:

11091 = 31 × 36971

Prime Factorization of 11109

Prime factors of 11109 are 3, 7, 23. Prime factorization of 11109 in exponential form is:

11109 = 31 × 71 × 232

Now multiplying the highest exponent prime factors to calculate the LCM of 11091 and 11109.

LCM(11091,11109) = 31 × 36971 × 71 × 232
LCM(11091,11109) = 41069973