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What is the Least Common Multiple of 55131 and 55145?

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 55131 and 55145 is 3040198995.

LCM(55131,55145) = 3040198995

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Least Common Multiple of 55131 and 55145 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55131 and 55145, than apply into the LCM equation.

GCF(55131,55145) = 1
LCM(55131,55145) = ( 55131 × 55145) / 1
LCM(55131,55145) = 3040198995 / 1
LCM(55131,55145) = 3040198995

Least Common Multiple (LCM) of 55131 and 55145 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55131 and 55145. First we will calculate the prime factors of 55131 and 55145.

Prime Factorization of 55131

Prime factors of 55131 are 3, 17, 23, 47. Prime factorization of 55131 in exponential form is:

55131 = 31 × 171 × 231 × 471

Prime Factorization of 55145

Prime factors of 55145 are 5, 41, 269. Prime factorization of 55145 in exponential form is:

55145 = 51 × 411 × 2691

Now multiplying the highest exponent prime factors to calculate the LCM of 55131 and 55145.

LCM(55131,55145) = 31 × 171 × 231 × 471 × 51 × 411 × 2691
LCM(55131,55145) = 3040198995