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What is the Least Common Multiple of 49538 and 49555?

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 49538 and 49555 is 144403270.

LCM(49538,49555) = 144403270

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Least Common Multiple of 49538 and 49555 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 49538 and 49555, than apply into the LCM equation.

GCF(49538,49555) = 17
LCM(49538,49555) = ( 49538 × 49555) / 17
LCM(49538,49555) = 2454855590 / 17
LCM(49538,49555) = 144403270

Least Common Multiple (LCM) of 49538 and 49555 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 49538 and 49555. First we will calculate the prime factors of 49538 and 49555.

Prime Factorization of 49538

Prime factors of 49538 are 2, 17, 31, 47. Prime factorization of 49538 in exponential form is:

49538 = 21 × 171 × 311 × 471

Prime Factorization of 49555

Prime factors of 49555 are 5, 11, 17, 53. Prime factorization of 49555 in exponential form is:

49555 = 51 × 111 × 171 × 531

Now multiplying the highest exponent prime factors to calculate the LCM of 49538 and 49555.

LCM(49538,49555) = 21 × 171 × 311 × 471 × 51 × 111 × 531
LCM(49538,49555) = 144403270