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What is the Least Common Multiple of 49706 and 49720?

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 49706 and 49720 is 1235691160.

LCM(49706,49720) = 1235691160

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Least Common Multiple of 49706 and 49720 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 49706 and 49720, than apply into the LCM equation.

GCF(49706,49720) = 2
LCM(49706,49720) = ( 49706 × 49720) / 2
LCM(49706,49720) = 2471382320 / 2
LCM(49706,49720) = 1235691160

Least Common Multiple (LCM) of 49706 and 49720 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 49706 and 49720. First we will calculate the prime factors of 49706 and 49720.

Prime Factorization of 49706

Prime factors of 49706 are 2, 29, 857. Prime factorization of 49706 in exponential form is:

49706 = 21 × 291 × 8571

Prime Factorization of 49720

Prime factors of 49720 are 2, 5, 11, 113. Prime factorization of 49720 in exponential form is:

49720 = 23 × 51 × 111 × 1131

Now multiplying the highest exponent prime factors to calculate the LCM of 49706 and 49720.

LCM(49706,49720) = 23 × 291 × 8571 × 51 × 111 × 1131
LCM(49706,49720) = 1235691160