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What is the Least Common Multiple of 505 and 517?

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 505 and 517 is 261085.

LCM(505,517) = 261085

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Least Common Multiple of 505 and 517 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 505 and 517, than apply into the LCM equation.

GCF(505,517) = 1
LCM(505,517) = ( 505 × 517) / 1
LCM(505,517) = 261085 / 1
LCM(505,517) = 261085

Least Common Multiple (LCM) of 505 and 517 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 505 and 517. First we will calculate the prime factors of 505 and 517.

Prime Factorization of 505

Prime factors of 505 are 5, 101. Prime factorization of 505 in exponential form is:

505 = 51 × 1011

Prime Factorization of 517

Prime factors of 517 are 11, 47. Prime factorization of 517 in exponential form is:

517 = 111 × 471

Now multiplying the highest exponent prime factors to calculate the LCM of 505 and 517.

LCM(505,517) = 51 × 1011 × 111 × 471
LCM(505,517) = 261085