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What is the Least Common Multiple of 17963 and 17968?

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 17963 and 17968 is 322759184.

LCM(17963,17968) = 322759184

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Least Common Multiple of 17963 and 17968 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17963 and 17968, than apply into the LCM equation.

GCF(17963,17968) = 1
LCM(17963,17968) = ( 17963 × 17968) / 1
LCM(17963,17968) = 322759184 / 1
LCM(17963,17968) = 322759184

Least Common Multiple (LCM) of 17963 and 17968 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17963 and 17968. First we will calculate the prime factors of 17963 and 17968.

Prime Factorization of 17963

Prime factors of 17963 are 11, 23, 71. Prime factorization of 17963 in exponential form is:

17963 = 111 × 231 × 711

Prime Factorization of 17968

Prime factors of 17968 are 2, 1123. Prime factorization of 17968 in exponential form is:

17968 = 24 × 11231

Now multiplying the highest exponent prime factors to calculate the LCM of 17963 and 17968.

LCM(17963,17968) = 111 × 231 × 711 × 24 × 11231
LCM(17963,17968) = 322759184