What is the Least Common Multiple of 71345 and 71365?

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 71345 and 71365 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71345 and 71365, than apply into the LCM equation.

GCF(71345,71365) = 5
LCM(71345,71365) = ( 71345 × 71365) / 5
LCM(71345,71365) = 5091535925 / 5
LCM(71345,71365) = 1018307185

Least Common Multiple (LCM) of 71345 and 71365 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71345 and 71365. First we will calculate the prime factors of 71345 and 71365.

Prime Factorization of 71345

Prime Factorization of 71365

Now multiplying the highest exponent prime factors to calculate the LCM of 71345 and 71365.

LCM(71345,71365) = 5¹ × 19¹ × 751¹ × 7¹ × 2039¹
LCM(71345,71365) = 1018307185