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What is the Least Common Multiple of 47644 and 47661?

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 47644 and 47661 is 2270760684.

LCM(47644,47661) = 2270760684

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Least Common Multiple of 47644 and 47661 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47644 and 47661, than apply into the LCM equation.

GCF(47644,47661) = 1
LCM(47644,47661) = ( 47644 × 47661) / 1
LCM(47644,47661) = 2270760684 / 1
LCM(47644,47661) = 2270760684

Least Common Multiple (LCM) of 47644 and 47661 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47644 and 47661. First we will calculate the prime factors of 47644 and 47661.

Prime Factorization of 47644

Prime factors of 47644 are 2, 43, 277. Prime factorization of 47644 in exponential form is:

47644 = 22 × 431 × 2771

Prime Factorization of 47661

Prime factors of 47661 are 3, 15887. Prime factorization of 47661 in exponential form is:

47661 = 31 × 158871

Now multiplying the highest exponent prime factors to calculate the LCM of 47644 and 47661.

LCM(47644,47661) = 22 × 431 × 2771 × 31 × 158871
LCM(47644,47661) = 2270760684