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What is the Least Common Multiple of 74661 and 74669?

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 74661 and 74669 is 5574862209.

LCM(74661,74669) = 5574862209

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Least Common Multiple of 74661 and 74669 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74661 and 74669, than apply into the LCM equation.

GCF(74661,74669) = 1
LCM(74661,74669) = ( 74661 × 74669) / 1
LCM(74661,74669) = 5574862209 / 1
LCM(74661,74669) = 5574862209

Least Common Multiple (LCM) of 74661 and 74669 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74661 and 74669. First we will calculate the prime factors of 74661 and 74669.

Prime Factorization of 74661

Prime factors of 74661 are 3, 41, 607. Prime factorization of 74661 in exponential form is:

74661 = 31 × 411 × 6071

Prime Factorization of 74669

Prime factors of 74669 are 7, 10667. Prime factorization of 74669 in exponential form is:

74669 = 71 × 106671

Now multiplying the highest exponent prime factors to calculate the LCM of 74661 and 74669.

LCM(74661,74669) = 31 × 411 × 6071 × 71 × 106671
LCM(74661,74669) = 5574862209