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What is the Least Common Multiple of 84727 and 84742?

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 84727 and 84742 is 7179935434.

LCM(84727,84742) = 7179935434

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Least Common Multiple of 84727 and 84742 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84727 and 84742, than apply into the LCM equation.

GCF(84727,84742) = 1
LCM(84727,84742) = ( 84727 × 84742) / 1
LCM(84727,84742) = 7179935434 / 1
LCM(84727,84742) = 7179935434

Least Common Multiple (LCM) of 84727 and 84742 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84727 and 84742. First we will calculate the prime factors of 84727 and 84742.

Prime Factorization of 84727

Prime factors of 84727 are 193, 439. Prime factorization of 84727 in exponential form is:

84727 = 1931 × 4391

Prime Factorization of 84742

Prime factors of 84742 are 2, 7, 6053. Prime factorization of 84742 in exponential form is:

84742 = 21 × 71 × 60531

Now multiplying the highest exponent prime factors to calculate the LCM of 84727 and 84742.

LCM(84727,84742) = 1931 × 4391 × 21 × 71 × 60531
LCM(84727,84742) = 7179935434