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What is the Least Common Multiple of 9854 and 9864?

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 9854 and 9864 is 48599928.

LCM(9854,9864) = 48599928

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Least Common Multiple of 9854 and 9864 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9854 and 9864, than apply into the LCM equation.

GCF(9854,9864) = 2
LCM(9854,9864) = ( 9854 × 9864) / 2
LCM(9854,9864) = 97199856 / 2
LCM(9854,9864) = 48599928

Least Common Multiple (LCM) of 9854 and 9864 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9854 and 9864. First we will calculate the prime factors of 9854 and 9864.

Prime Factorization of 9854

Prime factors of 9854 are 2, 13, 379. Prime factorization of 9854 in exponential form is:

9854 = 21 × 131 × 3791

Prime Factorization of 9864

Prime factors of 9864 are 2, 3, 137. Prime factorization of 9864 in exponential form is:

9864 = 23 × 32 × 1371

Now multiplying the highest exponent prime factors to calculate the LCM of 9854 and 9864.

LCM(9854,9864) = 23 × 131 × 3791 × 32 × 1371
LCM(9854,9864) = 48599928