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What is the Least Common Multiple of 39967 and 39986?

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 39967 and 39986 is 1598120462.

LCM(39967,39986) = 1598120462

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Least Common Multiple of 39967 and 39986 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39967 and 39986, than apply into the LCM equation.

GCF(39967,39986) = 1
LCM(39967,39986) = ( 39967 × 39986) / 1
LCM(39967,39986) = 1598120462 / 1
LCM(39967,39986) = 1598120462

Least Common Multiple (LCM) of 39967 and 39986 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39967 and 39986. First we will calculate the prime factors of 39967 and 39986.

Prime Factorization of 39967

Prime factors of 39967 are 17, 2351. Prime factorization of 39967 in exponential form is:

39967 = 171 × 23511

Prime Factorization of 39986

Prime factors of 39986 are 2, 19993. Prime factorization of 39986 in exponential form is:

39986 = 21 × 199931

Now multiplying the highest exponent prime factors to calculate the LCM of 39967 and 39986.

LCM(39967,39986) = 171 × 23511 × 21 × 199931
LCM(39967,39986) = 1598120462