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What is the Least Common Multiple of 65613 and 65630?

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 65613 and 65630 is 4306181190.

LCM(65613,65630) = 4306181190

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Least Common Multiple of 65613 and 65630 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65613 and 65630, than apply into the LCM equation.

GCF(65613,65630) = 1
LCM(65613,65630) = ( 65613 × 65630) / 1
LCM(65613,65630) = 4306181190 / 1
LCM(65613,65630) = 4306181190

Least Common Multiple (LCM) of 65613 and 65630 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65613 and 65630. First we will calculate the prime factors of 65613 and 65630.

Prime Factorization of 65613

Prime factors of 65613 are 3, 21871. Prime factorization of 65613 in exponential form is:

65613 = 31 × 218711

Prime Factorization of 65630

Prime factors of 65630 are 2, 5, 6563. Prime factorization of 65630 in exponential form is:

65630 = 21 × 51 × 65631

Now multiplying the highest exponent prime factors to calculate the LCM of 65613 and 65630.

LCM(65613,65630) = 31 × 218711 × 21 × 51 × 65631
LCM(65613,65630) = 4306181190