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What is the Least Common Multiple of 7859 and 7879?

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 7859 and 7879 is 61921061.

LCM(7859,7879) = 61921061

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Least Common Multiple of 7859 and 7879 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7859 and 7879, than apply into the LCM equation.

GCF(7859,7879) = 1
LCM(7859,7879) = ( 7859 × 7879) / 1
LCM(7859,7879) = 61921061 / 1
LCM(7859,7879) = 61921061

Least Common Multiple (LCM) of 7859 and 7879 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7859 and 7879. First we will calculate the prime factors of 7859 and 7879.

Prime Factorization of 7859

Prime factors of 7859 are 29, 271. Prime factorization of 7859 in exponential form is:

7859 = 291 × 2711

Prime Factorization of 7879

Prime factors of 7879 are 7879. Prime factorization of 7879 in exponential form is:

7879 = 78791

Now multiplying the highest exponent prime factors to calculate the LCM of 7859 and 7879.

LCM(7859,7879) = 291 × 2711 × 78791
LCM(7859,7879) = 61921061