GCF and LCM Calculator Logo

What is the Least Common Multiple of 4142 and 4147?

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 4142 and 4147 is 17176874.

LCM(4142,4147) = 17176874

LCM Calculator and
and

Least Common Multiple of 4142 and 4147 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4142 and 4147, than apply into the LCM equation.

GCF(4142,4147) = 1
LCM(4142,4147) = ( 4142 × 4147) / 1
LCM(4142,4147) = 17176874 / 1
LCM(4142,4147) = 17176874

Least Common Multiple (LCM) of 4142 and 4147 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4142 and 4147. First we will calculate the prime factors of 4142 and 4147.

Prime Factorization of 4142

Prime factors of 4142 are 2, 19, 109. Prime factorization of 4142 in exponential form is:

4142 = 21 × 191 × 1091

Prime Factorization of 4147

Prime factors of 4147 are 11, 13, 29. Prime factorization of 4147 in exponential form is:

4147 = 111 × 131 × 291

Now multiplying the highest exponent prime factors to calculate the LCM of 4142 and 4147.

LCM(4142,4147) = 21 × 191 × 1091 × 111 × 131 × 291
LCM(4142,4147) = 17176874