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What is the Least Common Multiple of 74860 and 74871?

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 74860 and 74871 is 5604843060.

LCM(74860,74871) = 5604843060

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Least Common Multiple of 74860 and 74871 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74860 and 74871, than apply into the LCM equation.

GCF(74860,74871) = 1
LCM(74860,74871) = ( 74860 × 74871) / 1
LCM(74860,74871) = 5604843060 / 1
LCM(74860,74871) = 5604843060

Least Common Multiple (LCM) of 74860 and 74871 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74860 and 74871. First we will calculate the prime factors of 74860 and 74871.

Prime Factorization of 74860

Prime factors of 74860 are 2, 5, 19, 197. Prime factorization of 74860 in exponential form is:

74860 = 22 × 51 × 191 × 1971

Prime Factorization of 74871

Prime factors of 74871 are 3, 47, 59. Prime factorization of 74871 in exponential form is:

74871 = 33 × 471 × 591

Now multiplying the highest exponent prime factors to calculate the LCM of 74860 and 74871.

LCM(74860,74871) = 22 × 51 × 191 × 1971 × 33 × 471 × 591
LCM(74860,74871) = 5604843060