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What is the Least Common Multiple of 1601 and 1608?

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 1601 and 1608 is 2574408.

LCM(1601,1608) = 2574408

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Least Common Multiple of 1601 and 1608 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1601 and 1608, than apply into the LCM equation.

GCF(1601,1608) = 1
LCM(1601,1608) = ( 1601 × 1608) / 1
LCM(1601,1608) = 2574408 / 1
LCM(1601,1608) = 2574408

Least Common Multiple (LCM) of 1601 and 1608 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1601 and 1608. First we will calculate the prime factors of 1601 and 1608.

Prime Factorization of 1601

Prime factors of 1601 are 1601. Prime factorization of 1601 in exponential form is:

1601 = 16011

Prime Factorization of 1608

Prime factors of 1608 are 2, 3, 67. Prime factorization of 1608 in exponential form is:

1608 = 23 × 31 × 671

Now multiplying the highest exponent prime factors to calculate the LCM of 1601 and 1608.

LCM(1601,1608) = 16011 × 23 × 31 × 671
LCM(1601,1608) = 2574408