What is the Least Common Multiple of 62638 and 62642?

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 62638 and 62642 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 62638 and 62642, than apply into the LCM equation.

GCF(62638,62642) = 2
LCM(62638,62642) = ( 62638 × 62642) / 2
LCM(62638,62642) = 3923769596 / 2
LCM(62638,62642) = 1961884798

Least Common Multiple (LCM) of 62638 and 62642 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 62638 and 62642. First we will calculate the prime factors of 62638 and 62642.

Prime Factorization of 62638

Prime Factorization of 62642

Now multiplying the highest exponent prime factors to calculate the LCM of 62638 and 62642.

LCM(62638,62642) = 2¹ × 31319¹ × 31321¹
LCM(62638,62642) = 1961884798