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What is the Least Common Multiple of 2778 and 2795?

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 2778 and 2795 is 7764510.

LCM(2778,2795) = 7764510

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Least Common Multiple of 2778 and 2795 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2778 and 2795, than apply into the LCM equation.

GCF(2778,2795) = 1
LCM(2778,2795) = ( 2778 × 2795) / 1
LCM(2778,2795) = 7764510 / 1
LCM(2778,2795) = 7764510

Least Common Multiple (LCM) of 2778 and 2795 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2778 and 2795. First we will calculate the prime factors of 2778 and 2795.

Prime Factorization of 2778

Prime factors of 2778 are 2, 3, 463. Prime factorization of 2778 in exponential form is:

2778 = 21 × 31 × 4631

Prime Factorization of 2795

Prime factors of 2795 are 5, 13, 43. Prime factorization of 2795 in exponential form is:

2795 = 51 × 131 × 431

Now multiplying the highest exponent prime factors to calculate the LCM of 2778 and 2795.

LCM(2778,2795) = 21 × 31 × 4631 × 51 × 131 × 431
LCM(2778,2795) = 7764510