What is the Least Common Multiple of 63142 and 63161?

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 63142 and 63161 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 63142 and 63161, than apply into the LCM equation.

GCF(63142,63161) = 1
LCM(63142,63161) = ( 63142 × 63161) / 1
LCM(63142,63161) = 3988111862 / 1
LCM(63142,63161) = 3988111862

Least Common Multiple (LCM) of 63142 and 63161 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 63142 and 63161. First we will calculate the prime factors of 63142 and 63161.

Prime Factorization of 63142

Prime Factorization of 63161

Now multiplying the highest exponent prime factors to calculate the LCM of 63142 and 63161.

LCM(63142,63161) = 2¹ × 131¹ × 241¹ × 7² × 1289¹
LCM(63142,63161) = 3988111862