What is the Least Common Multiple of 77021 and 77030?

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 77021 and 77030 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77021 and 77030, than apply into the LCM equation.

GCF(77021,77030) = 1
LCM(77021,77030) = ( 77021 × 77030) / 1
LCM(77021,77030) = 5932927630 / 1
LCM(77021,77030) = 5932927630

Least Common Multiple (LCM) of 77021 and 77030 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77021 and 77030. First we will calculate the prime factors of 77021 and 77030.

Prime Factorization of 77021

Prime Factorization of 77030

Now multiplying the highest exponent prime factors to calculate the LCM of 77021 and 77030.

LCM(77021,77030) = 7¹ × 11003¹ × 2¹ × 5¹ × 7703¹
LCM(77021,77030) = 5932927630