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What is the Least Common Multiple of 47645 and 47651?

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 47645 and 47651 is 2270331895.

LCM(47645,47651) = 2270331895

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Least Common Multiple of 47645 and 47651 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47645 and 47651, than apply into the LCM equation.

GCF(47645,47651) = 1
LCM(47645,47651) = ( 47645 × 47651) / 1
LCM(47645,47651) = 2270331895 / 1
LCM(47645,47651) = 2270331895

Least Common Multiple (LCM) of 47645 and 47651 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47645 and 47651. First we will calculate the prime factors of 47645 and 47651.

Prime Factorization of 47645

Prime factors of 47645 are 5, 13, 733. Prime factorization of 47645 in exponential form is:

47645 = 51 × 131 × 7331

Prime Factorization of 47651

Prime factors of 47651 are 17, 2803. Prime factorization of 47651 in exponential form is:

47651 = 171 × 28031

Now multiplying the highest exponent prime factors to calculate the LCM of 47645 and 47651.

LCM(47645,47651) = 51 × 131 × 7331 × 171 × 28031
LCM(47645,47651) = 2270331895