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What is the Least Common Multiple of 69409 and 69426?

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 69409 and 69426 is 4818789234.

LCM(69409,69426) = 4818789234

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Least Common Multiple of 69409 and 69426 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69409 and 69426, than apply into the LCM equation.

GCF(69409,69426) = 1
LCM(69409,69426) = ( 69409 × 69426) / 1
LCM(69409,69426) = 4818789234 / 1
LCM(69409,69426) = 4818789234

Least Common Multiple (LCM) of 69409 and 69426 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69409 and 69426. First we will calculate the prime factors of 69409 and 69426.

Prime Factorization of 69409

Prime factors of 69409 are 31, 2239. Prime factorization of 69409 in exponential form is:

69409 = 311 × 22391

Prime Factorization of 69426

Prime factors of 69426 are 2, 3, 7, 19, 29. Prime factorization of 69426 in exponential form is:

69426 = 21 × 32 × 71 × 191 × 291

Now multiplying the highest exponent prime factors to calculate the LCM of 69409 and 69426.

LCM(69409,69426) = 311 × 22391 × 21 × 32 × 71 × 191 × 291
LCM(69409,69426) = 4818789234