What is the Least Common Multiple of 63604 and 63616?

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 63604 and 63616 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 63604 and 63616, than apply into the LCM equation.

GCF(63604,63616) = 4
LCM(63604,63616) = ( 63604 × 63616) / 4
LCM(63604,63616) = 4046232064 / 4
LCM(63604,63616) = 1011558016

Least Common Multiple (LCM) of 63604 and 63616 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 63604 and 63616. First we will calculate the prime factors of 63604 and 63616.

Prime Factorization of 63604

Prime Factorization of 63616

Now multiplying the highest exponent prime factors to calculate the LCM of 63604 and 63616.

LCM(63604,63616) = 2⁷ × 15901¹ × 7¹ × 71¹
LCM(63604,63616) = 1011558016