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What is the Least Common Multiple of 80520 and 80539?

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 80520 and 80539 is 6485000280.

LCM(80520,80539) = 6485000280

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Least Common Multiple of 80520 and 80539 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80520 and 80539, than apply into the LCM equation.

GCF(80520,80539) = 1
LCM(80520,80539) = ( 80520 × 80539) / 1
LCM(80520,80539) = 6485000280 / 1
LCM(80520,80539) = 6485000280

Least Common Multiple (LCM) of 80520 and 80539 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80520 and 80539. First we will calculate the prime factors of 80520 and 80539.

Prime Factorization of 80520

Prime factors of 80520 are 2, 3, 5, 11, 61. Prime factorization of 80520 in exponential form is:

80520 = 23 × 31 × 51 × 111 × 611

Prime Factorization of 80539

Prime factors of 80539 are 43, 1873. Prime factorization of 80539 in exponential form is:

80539 = 431 × 18731

Now multiplying the highest exponent prime factors to calculate the LCM of 80520 and 80539.

LCM(80520,80539) = 23 × 31 × 51 × 111 × 611 × 431 × 18731
LCM(80520,80539) = 6485000280