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What is the Least Common Multiple of 65860 and 65879?

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 65860 and 65879 is 4338790940.

LCM(65860,65879) = 4338790940

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Least Common Multiple of 65860 and 65879 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65860 and 65879, than apply into the LCM equation.

GCF(65860,65879) = 1
LCM(65860,65879) = ( 65860 × 65879) / 1
LCM(65860,65879) = 4338790940 / 1
LCM(65860,65879) = 4338790940

Least Common Multiple (LCM) of 65860 and 65879 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65860 and 65879. First we will calculate the prime factors of 65860 and 65879.

Prime Factorization of 65860

Prime factors of 65860 are 2, 5, 37, 89. Prime factorization of 65860 in exponential form is:

65860 = 22 × 51 × 371 × 891

Prime Factorization of 65879

Prime factors of 65879 are 11, 53, 113. Prime factorization of 65879 in exponential form is:

65879 = 111 × 531 × 1131

Now multiplying the highest exponent prime factors to calculate the LCM of 65860 and 65879.

LCM(65860,65879) = 22 × 51 × 371 × 891 × 111 × 531 × 1131
LCM(65860,65879) = 4338790940