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What is the Least Common Multiple of 91963 and 91968?

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 91963 and 91968 is 8457653184.

LCM(91963,91968) = 8457653184

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Least Common Multiple of 91963 and 91968 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91963 and 91968, than apply into the LCM equation.

GCF(91963,91968) = 1
LCM(91963,91968) = ( 91963 × 91968) / 1
LCM(91963,91968) = 8457653184 / 1
LCM(91963,91968) = 8457653184

Least Common Multiple (LCM) of 91963 and 91968 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91963 and 91968. First we will calculate the prime factors of 91963 and 91968.

Prime Factorization of 91963

Prime factors of 91963 are 41, 2243. Prime factorization of 91963 in exponential form is:

91963 = 411 × 22431

Prime Factorization of 91968

Prime factors of 91968 are 2, 3, 479. Prime factorization of 91968 in exponential form is:

91968 = 26 × 31 × 4791

Now multiplying the highest exponent prime factors to calculate the LCM of 91963 and 91968.

LCM(91963,91968) = 411 × 22431 × 26 × 31 × 4791
LCM(91963,91968) = 8457653184