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What is the Least Common Multiple of 23961 and 23978?

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 23961 and 23978 is 574536858.

LCM(23961,23978) = 574536858

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Least Common Multiple of 23961 and 23978 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 23961 and 23978, than apply into the LCM equation.

GCF(23961,23978) = 1
LCM(23961,23978) = ( 23961 × 23978) / 1
LCM(23961,23978) = 574536858 / 1
LCM(23961,23978) = 574536858

Least Common Multiple (LCM) of 23961 and 23978 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 23961 and 23978. First we will calculate the prime factors of 23961 and 23978.

Prime Factorization of 23961

Prime factors of 23961 are 3, 7, 163. Prime factorization of 23961 in exponential form is:

23961 = 31 × 72 × 1631

Prime Factorization of 23978

Prime factors of 23978 are 2, 19, 631. Prime factorization of 23978 in exponential form is:

23978 = 21 × 191 × 6311

Now multiplying the highest exponent prime factors to calculate the LCM of 23961 and 23978.

LCM(23961,23978) = 31 × 72 × 1631 × 21 × 191 × 6311
LCM(23961,23978) = 574536858