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What is the Least Common Multiple of 79871 and 79882?

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 79871 and 79882 is 580023202.

LCM(79871,79882) = 580023202

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Least Common Multiple of 79871 and 79882 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79871 and 79882, than apply into the LCM equation.

GCF(79871,79882) = 11
LCM(79871,79882) = ( 79871 × 79882) / 11
LCM(79871,79882) = 6380255222 / 11
LCM(79871,79882) = 580023202

Least Common Multiple (LCM) of 79871 and 79882 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79871 and 79882. First we will calculate the prime factors of 79871 and 79882.

Prime Factorization of 79871

Prime factors of 79871 are 11, 53, 137. Prime factorization of 79871 in exponential form is:

79871 = 111 × 531 × 1371

Prime Factorization of 79882

Prime factors of 79882 are 2, 11, 3631. Prime factorization of 79882 in exponential form is:

79882 = 21 × 111 × 36311

Now multiplying the highest exponent prime factors to calculate the LCM of 79871 and 79882.

LCM(79871,79882) = 111 × 531 × 1371 × 21 × 36311
LCM(79871,79882) = 580023202