GCF and LCM Calculator Logo

What is the Least Common Multiple of 9938 and 9956?

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 9938 and 9956 is 49471364.

LCM(9938,9956) = 49471364

LCM Calculator and
and

Least Common Multiple of 9938 and 9956 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9938 and 9956, than apply into the LCM equation.

GCF(9938,9956) = 2
LCM(9938,9956) = ( 9938 × 9956) / 2
LCM(9938,9956) = 98942728 / 2
LCM(9938,9956) = 49471364

Least Common Multiple (LCM) of 9938 and 9956 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9938 and 9956. First we will calculate the prime factors of 9938 and 9956.

Prime Factorization of 9938

Prime factors of 9938 are 2, 4969. Prime factorization of 9938 in exponential form is:

9938 = 21 × 49691

Prime Factorization of 9956

Prime factors of 9956 are 2, 19, 131. Prime factorization of 9956 in exponential form is:

9956 = 22 × 191 × 1311

Now multiplying the highest exponent prime factors to calculate the LCM of 9938 and 9956.

LCM(9938,9956) = 22 × 49691 × 191 × 1311
LCM(9938,9956) = 49471364