What is the Least Common Multiple of 77480 and 77489?

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 77480 and 77489 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77480 and 77489, than apply into the LCM equation.

GCF(77480,77489) = 1
LCM(77480,77489) = ( 77480 × 77489) / 1
LCM(77480,77489) = 6003847720 / 1
LCM(77480,77489) = 6003847720

Least Common Multiple (LCM) of 77480 and 77489 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77480 and 77489. First we will calculate the prime factors of 77480 and 77489.

Prime Factorization of 77480

Prime Factorization of 77489

Now multiplying the highest exponent prime factors to calculate the LCM of 77480 and 77489.

LCM(77480,77489) = 2³ × 5¹ × 13¹ × 149¹ × 77489¹
LCM(77480,77489) = 6003847720