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What is the Least Common Multiple of 79630 and 79647?

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 79630 and 79647 is 6342290610.

LCM(79630,79647) = 6342290610

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Least Common Multiple of 79630 and 79647 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79630 and 79647, than apply into the LCM equation.

GCF(79630,79647) = 1
LCM(79630,79647) = ( 79630 × 79647) / 1
LCM(79630,79647) = 6342290610 / 1
LCM(79630,79647) = 6342290610

Least Common Multiple (LCM) of 79630 and 79647 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79630 and 79647. First we will calculate the prime factors of 79630 and 79647.

Prime Factorization of 79630

Prime factors of 79630 are 2, 5, 7963. Prime factorization of 79630 in exponential form is:

79630 = 21 × 51 × 79631

Prime Factorization of 79647

Prime factors of 79647 are 3, 139, 191. Prime factorization of 79647 in exponential form is:

79647 = 31 × 1391 × 1911

Now multiplying the highest exponent prime factors to calculate the LCM of 79630 and 79647.

LCM(79630,79647) = 21 × 51 × 79631 × 31 × 1391 × 1911
LCM(79630,79647) = 6342290610