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What is the Least Common Multiple of 77560 and 77571?

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 77560 and 77571 is 6016406760.

LCM(77560,77571) = 6016406760

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Least Common Multiple of 77560 and 77571 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77560 and 77571, than apply into the LCM equation.

GCF(77560,77571) = 1
LCM(77560,77571) = ( 77560 × 77571) / 1
LCM(77560,77571) = 6016406760 / 1
LCM(77560,77571) = 6016406760

Least Common Multiple (LCM) of 77560 and 77571 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77560 and 77571. First we will calculate the prime factors of 77560 and 77571.

Prime Factorization of 77560

Prime factors of 77560 are 2, 5, 7, 277. Prime factorization of 77560 in exponential form is:

77560 = 23 × 51 × 71 × 2771

Prime Factorization of 77571

Prime factors of 77571 are 3, 13, 17. Prime factorization of 77571 in exponential form is:

77571 = 33 × 132 × 171

Now multiplying the highest exponent prime factors to calculate the LCM of 77560 and 77571.

LCM(77560,77571) = 23 × 51 × 71 × 2771 × 33 × 132 × 171
LCM(77560,77571) = 6016406760