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What is the Least Common Multiple of 69409 and 69413?

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 69413 is 4817886917.

LCM(69409,69413) = 4817886917

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Least Common Multiple of 69409 and 69413 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 69413, than apply into the LCM equation.

GCF(69409,69413) = 1
LCM(69409,69413) = ( 69409 × 69413) / 1
LCM(69409,69413) = 4817886917 / 1
LCM(69409,69413) = 4817886917

Least Common Multiple (LCM) of 69409 and 69413 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69409 and 69413. First we will calculate the prime factors of 69409 and 69413.

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 69413

Prime factors of 69413 are 41, 1693. Prime factorization of 69413 in exponential form is:

69413 = 411 × 16931

Now multiplying the highest exponent prime factors to calculate the LCM of 69409 and 69413.

LCM(69409,69413) = 311 × 22391 × 411 × 16931
LCM(69409,69413) = 4817886917