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What is the Least Common Multiple of 74789 and 74805?

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 74789 and 74805 is 5594591145.

LCM(74789,74805) = 5594591145

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Least Common Multiple of 74789 and 74805 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74789 and 74805, than apply into the LCM equation.

GCF(74789,74805) = 1
LCM(74789,74805) = ( 74789 × 74805) / 1
LCM(74789,74805) = 5594591145 / 1
LCM(74789,74805) = 5594591145

Least Common Multiple (LCM) of 74789 and 74805 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74789 and 74805. First we will calculate the prime factors of 74789 and 74805.

Prime Factorization of 74789

Prime factors of 74789 are 11, 13, 523. Prime factorization of 74789 in exponential form is:

74789 = 111 × 131 × 5231

Prime Factorization of 74805

Prime factors of 74805 are 3, 5, 4987. Prime factorization of 74805 in exponential form is:

74805 = 31 × 51 × 49871

Now multiplying the highest exponent prime factors to calculate the LCM of 74789 and 74805.

LCM(74789,74805) = 111 × 131 × 5231 × 31 × 51 × 49871
LCM(74789,74805) = 5594591145