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What is the Least Common Multiple of 48972 and 48986?

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 48972 and 48986 is 171353028.

LCM(48972,48986) = 171353028

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Least Common Multiple of 48972 and 48986 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 48972 and 48986, than apply into the LCM equation.

GCF(48972,48986) = 14
LCM(48972,48986) = ( 48972 × 48986) / 14
LCM(48972,48986) = 2398942392 / 14
LCM(48972,48986) = 171353028

Least Common Multiple (LCM) of 48972 and 48986 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 48972 and 48986. First we will calculate the prime factors of 48972 and 48986.

Prime Factorization of 48972

Prime factors of 48972 are 2, 3, 7, 11, 53. Prime factorization of 48972 in exponential form is:

48972 = 22 × 31 × 71 × 111 × 531

Prime Factorization of 48986

Prime factors of 48986 are 2, 7, 3499. Prime factorization of 48986 in exponential form is:

48986 = 21 × 71 × 34991

Now multiplying the highest exponent prime factors to calculate the LCM of 48972 and 48986.

LCM(48972,48986) = 22 × 31 × 71 × 111 × 531 × 34991
LCM(48972,48986) = 171353028