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What is the Least Common Multiple of 16490 and 16499?

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 16490 and 16499 is 272068510.

LCM(16490,16499) = 272068510

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Least Common Multiple of 16490 and 16499 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16490 and 16499, than apply into the LCM equation.

GCF(16490,16499) = 1
LCM(16490,16499) = ( 16490 × 16499) / 1
LCM(16490,16499) = 272068510 / 1
LCM(16490,16499) = 272068510

Least Common Multiple (LCM) of 16490 and 16499 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16490 and 16499. First we will calculate the prime factors of 16490 and 16499.

Prime Factorization of 16490

Prime factors of 16490 are 2, 5, 17, 97. Prime factorization of 16490 in exponential form is:

16490 = 21 × 51 × 171 × 971

Prime Factorization of 16499

Prime factors of 16499 are 7, 2357. Prime factorization of 16499 in exponential form is:

16499 = 71 × 23571

Now multiplying the highest exponent prime factors to calculate the LCM of 16490 and 16499.

LCM(16490,16499) = 21 × 51 × 171 × 971 × 71 × 23571
LCM(16490,16499) = 272068510