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What is the Least Common Multiple of 69129 and 69145?

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 69129 and 69145 is 4779924705.

LCM(69129,69145) = 4779924705

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Least Common Multiple of 69129 and 69145 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69129 and 69145, than apply into the LCM equation.

GCF(69129,69145) = 1
LCM(69129,69145) = ( 69129 × 69145) / 1
LCM(69129,69145) = 4779924705 / 1
LCM(69129,69145) = 4779924705

Least Common Multiple (LCM) of 69129 and 69145 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69129 and 69145. First we will calculate the prime factors of 69129 and 69145.

Prime Factorization of 69129

Prime factors of 69129 are 3, 7681. Prime factorization of 69129 in exponential form is:

69129 = 32 × 76811

Prime Factorization of 69145

Prime factors of 69145 are 5, 13829. Prime factorization of 69145 in exponential form is:

69145 = 51 × 138291

Now multiplying the highest exponent prime factors to calculate the LCM of 69129 and 69145.

LCM(69129,69145) = 32 × 76811 × 51 × 138291
LCM(69129,69145) = 4779924705