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What is the Least Common Multiple of 70576 and 70587?

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 70576 and 70587 is 452886192.

LCM(70576,70587) = 452886192

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Least Common Multiple of 70576 and 70587 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70576 and 70587, than apply into the LCM equation.

GCF(70576,70587) = 11
LCM(70576,70587) = ( 70576 × 70587) / 11
LCM(70576,70587) = 4981748112 / 11
LCM(70576,70587) = 452886192

Least Common Multiple (LCM) of 70576 and 70587 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70576 and 70587. First we will calculate the prime factors of 70576 and 70587.

Prime Factorization of 70576

Prime factors of 70576 are 2, 11, 401. Prime factorization of 70576 in exponential form is:

70576 = 24 × 111 × 4011

Prime Factorization of 70587

Prime factors of 70587 are 3, 11, 23, 31. Prime factorization of 70587 in exponential form is:

70587 = 32 × 111 × 231 × 311

Now multiplying the highest exponent prime factors to calculate the LCM of 70576 and 70587.

LCM(70576,70587) = 24 × 111 × 4011 × 32 × 231 × 311
LCM(70576,70587) = 452886192