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What is the Least Common Multiple of 66955 and 66961?

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 66955 and 66961 is 4483373755.

LCM(66955,66961) = 4483373755

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Least Common Multiple of 66955 and 66961 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66955 and 66961, than apply into the LCM equation.

GCF(66955,66961) = 1
LCM(66955,66961) = ( 66955 × 66961) / 1
LCM(66955,66961) = 4483373755 / 1
LCM(66955,66961) = 4483373755

Least Common Multiple (LCM) of 66955 and 66961 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66955 and 66961. First we will calculate the prime factors of 66955 and 66961.

Prime Factorization of 66955

Prime factors of 66955 are 5, 7, 1913. Prime factorization of 66955 in exponential form is:

66955 = 51 × 71 × 19131

Prime Factorization of 66961

Prime factors of 66961 are 29, 2309. Prime factorization of 66961 in exponential form is:

66961 = 291 × 23091

Now multiplying the highest exponent prime factors to calculate the LCM of 66955 and 66961.

LCM(66955,66961) = 51 × 71 × 19131 × 291 × 23091
LCM(66955,66961) = 4483373755