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What is the Least Common Multiple of 77861 and 77879?

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 77861 and 77879 is 6063736819.

LCM(77861,77879) = 6063736819

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Least Common Multiple of 77861 and 77879 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77861 and 77879, than apply into the LCM equation.

GCF(77861,77879) = 1
LCM(77861,77879) = ( 77861 × 77879) / 1
LCM(77861,77879) = 6063736819 / 1
LCM(77861,77879) = 6063736819

Least Common Multiple (LCM) of 77861 and 77879 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77861 and 77879. First we will calculate the prime factors of 77861 and 77879.

Prime Factorization of 77861

Prime factors of 77861 are 7, 227. Prime factorization of 77861 in exponential form is:

77861 = 73 × 2271

Prime Factorization of 77879

Prime factors of 77879 are 47, 1657. Prime factorization of 77879 in exponential form is:

77879 = 471 × 16571

Now multiplying the highest exponent prime factors to calculate the LCM of 77861 and 77879.

LCM(77861,77879) = 73 × 2271 × 471 × 16571
LCM(77861,77879) = 6063736819