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What is the Least Common Multiple of 69310 and 69318?

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 69310 and 69318 is 2402215290.

LCM(69310,69318) = 2402215290

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Least Common Multiple of 69310 and 69318 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69310 and 69318, than apply into the LCM equation.

GCF(69310,69318) = 2
LCM(69310,69318) = ( 69310 × 69318) / 2
LCM(69310,69318) = 4804430580 / 2
LCM(69310,69318) = 2402215290

Least Common Multiple (LCM) of 69310 and 69318 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69310 and 69318. First we will calculate the prime factors of 69310 and 69318.

Prime Factorization of 69310

Prime factors of 69310 are 2, 5, 29, 239. Prime factorization of 69310 in exponential form is:

69310 = 21 × 51 × 291 × 2391

Prime Factorization of 69318

Prime factors of 69318 are 2, 3, 3851. Prime factorization of 69318 in exponential form is:

69318 = 21 × 32 × 38511

Now multiplying the highest exponent prime factors to calculate the LCM of 69310 and 69318.

LCM(69310,69318) = 21 × 51 × 291 × 2391 × 32 × 38511
LCM(69310,69318) = 2402215290