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What is the Least Common Multiple of 39701 and 39705?

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 39701 and 39705 is 1576328205.

LCM(39701,39705) = 1576328205

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Least Common Multiple of 39701 and 39705 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39701 and 39705, than apply into the LCM equation.

GCF(39701,39705) = 1
LCM(39701,39705) = ( 39701 × 39705) / 1
LCM(39701,39705) = 1576328205 / 1
LCM(39701,39705) = 1576328205

Least Common Multiple (LCM) of 39701 and 39705 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39701 and 39705. First we will calculate the prime factors of 39701 and 39705.

Prime Factorization of 39701

Prime factors of 39701 are 29, 37. Prime factorization of 39701 in exponential form is:

39701 = 291 × 372

Prime Factorization of 39705

Prime factors of 39705 are 3, 5, 2647. Prime factorization of 39705 in exponential form is:

39705 = 31 × 51 × 26471

Now multiplying the highest exponent prime factors to calculate the LCM of 39701 and 39705.

LCM(39701,39705) = 291 × 372 × 31 × 51 × 26471
LCM(39701,39705) = 1576328205