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What is the Least Common Multiple of 2739 and 2745?

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 2739 and 2745 is 2506185.

LCM(2739,2745) = 2506185

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Least Common Multiple of 2739 and 2745 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2739 and 2745, than apply into the LCM equation.

GCF(2739,2745) = 3
LCM(2739,2745) = ( 2739 × 2745) / 3
LCM(2739,2745) = 7518555 / 3
LCM(2739,2745) = 2506185

Least Common Multiple (LCM) of 2739 and 2745 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2739 and 2745. First we will calculate the prime factors of 2739 and 2745.

Prime Factorization of 2739

Prime factors of 2739 are 3, 11, 83. Prime factorization of 2739 in exponential form is:

2739 = 31 × 111 × 831

Prime Factorization of 2745

Prime factors of 2745 are 3, 5, 61. Prime factorization of 2745 in exponential form is:

2745 = 32 × 51 × 611

Now multiplying the highest exponent prime factors to calculate the LCM of 2739 and 2745.

LCM(2739,2745) = 32 × 111 × 831 × 51 × 611
LCM(2739,2745) = 2506185