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What is the Least Common Multiple of 69644 and 69657?

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 69644 and 69657 is 4851192108.

LCM(69644,69657) = 4851192108

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Least Common Multiple of 69644 and 69657 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69644 and 69657, than apply into the LCM equation.

GCF(69644,69657) = 1
LCM(69644,69657) = ( 69644 × 69657) / 1
LCM(69644,69657) = 4851192108 / 1
LCM(69644,69657) = 4851192108

Least Common Multiple (LCM) of 69644 and 69657 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69644 and 69657. First we will calculate the prime factors of 69644 and 69657.

Prime Factorization of 69644

Prime factors of 69644 are 2, 23, 757. Prime factorization of 69644 in exponential form is:

69644 = 22 × 231 × 7571

Prime Factorization of 69657

Prime factors of 69657 are 3, 7, 31, 107. Prime factorization of 69657 in exponential form is:

69657 = 31 × 71 × 311 × 1071

Now multiplying the highest exponent prime factors to calculate the LCM of 69644 and 69657.

LCM(69644,69657) = 22 × 231 × 7571 × 31 × 71 × 311 × 1071
LCM(69644,69657) = 4851192108