What is the Least Common Multiple of 53480 and 53486?

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 53480 and 53486 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 53480 and 53486, than apply into the LCM equation.

GCF(53480,53486) = 2
LCM(53480,53486) = ( 53480 × 53486) / 2
LCM(53480,53486) = 2860431280 / 2
LCM(53480,53486) = 1430215640

Least Common Multiple (LCM) of 53480 and 53486 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 53480 and 53486. First we will calculate the prime factors of 53480 and 53486.

Prime Factorization of 53480

Prime Factorization of 53486

Now multiplying the highest exponent prime factors to calculate the LCM of 53480 and 53486.

LCM(53480,53486) = 2³ × 5¹ × 7¹ × 191¹ × 47¹ × 569¹
LCM(53480,53486) = 1430215640