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What is the Least Common Multiple of 42517 and 42526?

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 42517 and 42526 is 1808077942.

LCM(42517,42526) = 1808077942

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Least Common Multiple of 42517 and 42526 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 42517 and 42526, than apply into the LCM equation.

GCF(42517,42526) = 1
LCM(42517,42526) = ( 42517 × 42526) / 1
LCM(42517,42526) = 1808077942 / 1
LCM(42517,42526) = 1808077942

Least Common Multiple (LCM) of 42517 and 42526 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 42517 and 42526. First we will calculate the prime factors of 42517 and 42526.

Prime Factorization of 42517

Prime factors of 42517 are 17, 41, 61. Prime factorization of 42517 in exponential form is:

42517 = 171 × 411 × 611

Prime Factorization of 42526

Prime factors of 42526 are 2, 11, 1933. Prime factorization of 42526 in exponential form is:

42526 = 21 × 111 × 19331

Now multiplying the highest exponent prime factors to calculate the LCM of 42517 and 42526.

LCM(42517,42526) = 171 × 411 × 611 × 21 × 111 × 19331
LCM(42517,42526) = 1808077942