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What is the Least Common Multiple of 39785 and 39801?

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 39785 and 39801 is 1583482785.

LCM(39785,39801) = 1583482785

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Least Common Multiple of 39785 and 39801 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39785 and 39801, than apply into the LCM equation.

GCF(39785,39801) = 1
LCM(39785,39801) = ( 39785 × 39801) / 1
LCM(39785,39801) = 1583482785 / 1
LCM(39785,39801) = 1583482785

Least Common Multiple (LCM) of 39785 and 39801 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39785 and 39801. First we will calculate the prime factors of 39785 and 39801.

Prime Factorization of 39785

Prime factors of 39785 are 5, 73, 109. Prime factorization of 39785 in exponential form is:

39785 = 51 × 731 × 1091

Prime Factorization of 39801

Prime factors of 39801 are 3, 13267. Prime factorization of 39801 in exponential form is:

39801 = 31 × 132671

Now multiplying the highest exponent prime factors to calculate the LCM of 39785 and 39801.

LCM(39785,39801) = 51 × 731 × 1091 × 31 × 132671
LCM(39785,39801) = 1583482785