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What is the Least Common Multiple of 83931 and 83951?

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 83931 and 83951 is 7046091381.

LCM(83931,83951) = 7046091381

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Least Common Multiple of 83931 and 83951 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83931 and 83951, than apply into the LCM equation.

GCF(83931,83951) = 1
LCM(83931,83951) = ( 83931 × 83951) / 1
LCM(83931,83951) = 7046091381 / 1
LCM(83931,83951) = 7046091381

Least Common Multiple (LCM) of 83931 and 83951 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83931 and 83951. First we will calculate the prime factors of 83931 and 83951.

Prime Factorization of 83931

Prime factors of 83931 are 3, 101, 277. Prime factorization of 83931 in exponential form is:

83931 = 31 × 1011 × 2771

Prime Factorization of 83951

Prime factors of 83951 are 7, 67, 179. Prime factorization of 83951 in exponential form is:

83951 = 71 × 671 × 1791

Now multiplying the highest exponent prime factors to calculate the LCM of 83931 and 83951.

LCM(83931,83951) = 31 × 1011 × 2771 × 71 × 671 × 1791
LCM(83931,83951) = 7046091381