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What is the Least Common Multiple of 77061 and 77080?

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 77061 and 77080 is 5939861880.

LCM(77061,77080) = 5939861880

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Least Common Multiple of 77061 and 77080 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77061 and 77080, than apply into the LCM equation.

GCF(77061,77080) = 1
LCM(77061,77080) = ( 77061 × 77080) / 1
LCM(77061,77080) = 5939861880 / 1
LCM(77061,77080) = 5939861880

Least Common Multiple (LCM) of 77061 and 77080 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77061 and 77080. First we will calculate the prime factors of 77061 and 77080.

Prime Factorization of 77061

Prime factors of 77061 are 3, 17, 1511. Prime factorization of 77061 in exponential form is:

77061 = 31 × 171 × 15111

Prime Factorization of 77080

Prime factors of 77080 are 2, 5, 41, 47. Prime factorization of 77080 in exponential form is:

77080 = 23 × 51 × 411 × 471

Now multiplying the highest exponent prime factors to calculate the LCM of 77061 and 77080.

LCM(77061,77080) = 31 × 171 × 15111 × 23 × 51 × 411 × 471
LCM(77061,77080) = 5939861880