What is the Least Common Multiple of 63776 and 63780?

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 63776 and 63780 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 63776 and 63780, than apply into the LCM equation.

GCF(63776,63780) = 4
LCM(63776,63780) = ( 63776 × 63780) / 4
LCM(63776,63780) = 4067633280 / 4
LCM(63776,63780) = 1016908320

Least Common Multiple (LCM) of 63776 and 63780 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 63776 and 63780. First we will calculate the prime factors of 63776 and 63780.

Prime Factorization of 63776

Prime Factorization of 63780

Now multiplying the highest exponent prime factors to calculate the LCM of 63776 and 63780.

LCM(63776,63780) = 2⁵ × 1993¹ × 3¹ × 5¹ × 1063¹
LCM(63776,63780) = 1016908320