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What is the Least Common Multiple of 2550 and 2556?

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 2550 and 2556 is 1086300.

LCM(2550,2556) = 1086300

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Least Common Multiple of 2550 and 2556 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2550 and 2556, than apply into the LCM equation.

GCF(2550,2556) = 6
LCM(2550,2556) = ( 2550 × 2556) / 6
LCM(2550,2556) = 6517800 / 6
LCM(2550,2556) = 1086300

Least Common Multiple (LCM) of 2550 and 2556 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2550 and 2556. First we will calculate the prime factors of 2550 and 2556.

Prime Factorization of 2550

Prime factors of 2550 are 2, 3, 5, 17. Prime factorization of 2550 in exponential form is:

2550 = 21 × 31 × 52 × 171

Prime Factorization of 2556

Prime factors of 2556 are 2, 3, 71. Prime factorization of 2556 in exponential form is:

2556 = 22 × 32 × 711

Now multiplying the highest exponent prime factors to calculate the LCM of 2550 and 2556.

LCM(2550,2556) = 22 × 32 × 52 × 171 × 711
LCM(2550,2556) = 1086300