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What is the Least Common Multiple of 78092 and 78105?

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 78092 and 78105 is 6099375660.

LCM(78092,78105) = 6099375660

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Least Common Multiple of 78092 and 78105 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78092 and 78105, than apply into the LCM equation.

GCF(78092,78105) = 1
LCM(78092,78105) = ( 78092 × 78105) / 1
LCM(78092,78105) = 6099375660 / 1
LCM(78092,78105) = 6099375660

Least Common Multiple (LCM) of 78092 and 78105 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78092 and 78105. First we will calculate the prime factors of 78092 and 78105.

Prime Factorization of 78092

Prime factors of 78092 are 2, 7, 2789. Prime factorization of 78092 in exponential form is:

78092 = 22 × 71 × 27891

Prime Factorization of 78105

Prime factors of 78105 are 3, 5, 41, 127. Prime factorization of 78105 in exponential form is:

78105 = 31 × 51 × 411 × 1271

Now multiplying the highest exponent prime factors to calculate the LCM of 78092 and 78105.

LCM(78092,78105) = 22 × 71 × 27891 × 31 × 51 × 411 × 1271
LCM(78092,78105) = 6099375660