What is the Least Common Multiple of 71123 and 71131?

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 of 71123 and 71131 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71123 and 71131, than apply into the LCM equation.

GCF(71123,71131) = 1
LCM(71123,71131) = ( 71123 × 71131) / 1
LCM(71123,71131) = 5059050113 / 1
LCM(71123,71131) = 5059050113

Least Common Multiple (LCM) of 71123 and 71131 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71123 and 71131. First we will calculate the prime factors of 71123 and 71131.

Prime Factorization of 71123

Prime Factorization of 71131

Now multiplying the highest exponent prime factors to calculate the LCM of 71123 and 71131.

LCM(71123,71131) = 13¹ × 5471¹ × 83¹ × 857¹
LCM(71123,71131) = 5059050113