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What is the Least Common Multiple of 75845 and 75854?

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 75845 and 75854 is 5753146630.

LCM(75845,75854) = 5753146630

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Least Common Multiple of 75845 and 75854 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75845 and 75854, than apply into the LCM equation.

GCF(75845,75854) = 1
LCM(75845,75854) = ( 75845 × 75854) / 1
LCM(75845,75854) = 5753146630 / 1
LCM(75845,75854) = 5753146630

Least Common Multiple (LCM) of 75845 and 75854 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75845 and 75854. First we will calculate the prime factors of 75845 and 75854.

Prime Factorization of 75845

Prime factors of 75845 are 5, 7, 11, 197. Prime factorization of 75845 in exponential form is:

75845 = 51 × 71 × 111 × 1971

Prime Factorization of 75854

Prime factors of 75854 are 2, 17, 23, 97. Prime factorization of 75854 in exponential form is:

75854 = 21 × 171 × 231 × 971

Now multiplying the highest exponent prime factors to calculate the LCM of 75845 and 75854.

LCM(75845,75854) = 51 × 71 × 111 × 1971 × 21 × 171 × 231 × 971
LCM(75845,75854) = 5753146630