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What is the Least Common Multiple of 49686 and 49691?

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 49686 and 49691 is 2468947026.

LCM(49686,49691) = 2468947026

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Least Common Multiple of 49686 and 49691 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 49686 and 49691, than apply into the LCM equation.

GCF(49686,49691) = 1
LCM(49686,49691) = ( 49686 × 49691) / 1
LCM(49686,49691) = 2468947026 / 1
LCM(49686,49691) = 2468947026

Least Common Multiple (LCM) of 49686 and 49691 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 49686 and 49691. First we will calculate the prime factors of 49686 and 49691.

Prime Factorization of 49686

Prime factors of 49686 are 2, 3, 7, 13. Prime factorization of 49686 in exponential form is:

49686 = 21 × 31 × 72 × 132

Prime Factorization of 49691

Prime factors of 49691 are 17, 37, 79. Prime factorization of 49691 in exponential form is:

49691 = 171 × 371 × 791

Now multiplying the highest exponent prime factors to calculate the LCM of 49686 and 49691.

LCM(49686,49691) = 21 × 31 × 72 × 132 × 171 × 371 × 791
LCM(49686,49691) = 2468947026