GCF and LCM Calculator Logo

What is the Least Common Multiple of 68838 and 68847?

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 68838 and 68847 is 1579763262.

LCM(68838,68847) = 1579763262

LCM Calculator and
and

Least Common Multiple of 68838 and 68847 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68838 and 68847, than apply into the LCM equation.

GCF(68838,68847) = 3
LCM(68838,68847) = ( 68838 × 68847) / 3
LCM(68838,68847) = 4739289786 / 3
LCM(68838,68847) = 1579763262

Least Common Multiple (LCM) of 68838 and 68847 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68838 and 68847. First we will calculate the prime factors of 68838 and 68847.

Prime Factorization of 68838

Prime factors of 68838 are 2, 3, 7, 11, 149. Prime factorization of 68838 in exponential form is:

68838 = 21 × 31 × 71 × 111 × 1491

Prime Factorization of 68847

Prime factors of 68847 are 3, 53, 433. Prime factorization of 68847 in exponential form is:

68847 = 31 × 531 × 4331

Now multiplying the highest exponent prime factors to calculate the LCM of 68838 and 68847.

LCM(68838,68847) = 21 × 31 × 71 × 111 × 1491 × 531 × 4331
LCM(68838,68847) = 1579763262