GCF and LCM Calculator Logo

What is the Least Common Multiple of 1027 and 1047?

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 1027 and 1047 is 1075269.

LCM(1027,1047) = 1075269

LCM Calculator and
and

Least Common Multiple of 1027 and 1047 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1027 and 1047, than apply into the LCM equation.

GCF(1027,1047) = 1
LCM(1027,1047) = ( 1027 × 1047) / 1
LCM(1027,1047) = 1075269 / 1
LCM(1027,1047) = 1075269

Least Common Multiple (LCM) of 1027 and 1047 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1027 and 1047. First we will calculate the prime factors of 1027 and 1047.

Prime Factorization of 1027

Prime factors of 1027 are 13, 79. Prime factorization of 1027 in exponential form is:

1027 = 131 × 791

Prime Factorization of 1047

Prime factors of 1047 are 3, 349. Prime factorization of 1047 in exponential form is:

1047 = 31 × 3491

Now multiplying the highest exponent prime factors to calculate the LCM of 1027 and 1047.

LCM(1027,1047) = 131 × 791 × 31 × 3491
LCM(1027,1047) = 1075269