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What is the Least Common Multiple of 11798 and 11811?

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 11798 and 11811 is 139346178.

LCM(11798,11811) = 139346178

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Least Common Multiple of 11798 and 11811 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11798 and 11811, than apply into the LCM equation.

GCF(11798,11811) = 1
LCM(11798,11811) = ( 11798 × 11811) / 1
LCM(11798,11811) = 139346178 / 1
LCM(11798,11811) = 139346178

Least Common Multiple (LCM) of 11798 and 11811 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11798 and 11811. First we will calculate the prime factors of 11798 and 11811.

Prime Factorization of 11798

Prime factors of 11798 are 2, 17, 347. Prime factorization of 11798 in exponential form is:

11798 = 21 × 171 × 3471

Prime Factorization of 11811

Prime factors of 11811 are 3, 31, 127. Prime factorization of 11811 in exponential form is:

11811 = 31 × 311 × 1271

Now multiplying the highest exponent prime factors to calculate the LCM of 11798 and 11811.

LCM(11798,11811) = 21 × 171 × 3471 × 31 × 311 × 1271
LCM(11798,11811) = 139346178