GCF and LCM Calculator Logo

What is the Least Common Multiple of 71449 and 71461?

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 71449 and 71461 is 5105816989.

LCM(71449,71461) = 5105816989

LCM Calculator and
and

Least Common Multiple of 71449 and 71461 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71449 and 71461, than apply into the LCM equation.

GCF(71449,71461) = 1
LCM(71449,71461) = ( 71449 × 71461) / 1
LCM(71449,71461) = 5105816989 / 1
LCM(71449,71461) = 5105816989

Least Common Multiple (LCM) of 71449 and 71461 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71449 and 71461. First we will calculate the prime factors of 71449 and 71461.

Prime Factorization of 71449

Prime factors of 71449 are 7, 59, 173. Prime factorization of 71449 in exponential form is:

71449 = 71 × 591 × 1731

Prime Factorization of 71461

Prime factors of 71461 are 13, 23, 239. Prime factorization of 71461 in exponential form is:

71461 = 131 × 231 × 2391

Now multiplying the highest exponent prime factors to calculate the LCM of 71449 and 71461.

LCM(71449,71461) = 71 × 591 × 1731 × 131 × 231 × 2391
LCM(71449,71461) = 5105816989