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What is the Least Common Multiple of 1325 and 1339?

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 (LCM) of 1325 and 1339 is 1774175.

LCM(1325,1339) = 1774175

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Least Common Multiple of 1325 and 1339 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1325 and 1339, than apply into the LCM equation.

GCF(1325,1339) = 1
LCM(1325,1339) = ( 1325 × 1339) / 1
LCM(1325,1339) = 1774175 / 1
LCM(1325,1339) = 1774175

Least Common Multiple (LCM) of 1325 and 1339 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1325 and 1339. First we will calculate the prime factors of 1325 and 1339.

Prime Factorization of 1325

Prime factors of 1325 are 5, 53. Prime factorization of 1325 in exponential form is:

1325 = 52 × 531

Prime Factorization of 1339

Prime factors of 1339 are 13, 103. Prime factorization of 1339 in exponential form is:

1339 = 131 × 1031

Now multiplying the highest exponent prime factors to calculate the LCM of 1325 and 1339.

LCM(1325,1339) = 52 × 531 × 131 × 1031
LCM(1325,1339) = 1774175