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What is the Least Common Multiple of 74954 and 74971?

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 74954 and 74971 is 5619376334.

LCM(74954,74971) = 5619376334

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Least Common Multiple of 74954 and 74971 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74954 and 74971, than apply into the LCM equation.

GCF(74954,74971) = 1
LCM(74954,74971) = ( 74954 × 74971) / 1
LCM(74954,74971) = 5619376334 / 1
LCM(74954,74971) = 5619376334

Least Common Multiple (LCM) of 74954 and 74971 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74954 and 74971. First we will calculate the prime factors of 74954 and 74971.

Prime Factorization of 74954

Prime factors of 74954 are 2, 11, 3407. Prime factorization of 74954 in exponential form is:

74954 = 21 × 111 × 34071

Prime Factorization of 74971

Prime factors of 74971 are 13, 73, 79. Prime factorization of 74971 in exponential form is:

74971 = 131 × 731 × 791

Now multiplying the highest exponent prime factors to calculate the LCM of 74954 and 74971.

LCM(74954,74971) = 21 × 111 × 34071 × 131 × 731 × 791
LCM(74954,74971) = 5619376334