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What is the Least Common Multiple of 91546 and 91556?

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 91546 and 91556 is 4190792788.

LCM(91546,91556) = 4190792788

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Least Common Multiple of 91546 and 91556 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91546 and 91556, than apply into the LCM equation.

GCF(91546,91556) = 2
LCM(91546,91556) = ( 91546 × 91556) / 2
LCM(91546,91556) = 8381585576 / 2
LCM(91546,91556) = 4190792788

Least Common Multiple (LCM) of 91546 and 91556 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91546 and 91556. First we will calculate the prime factors of 91546 and 91556.

Prime Factorization of 91546

Prime factors of 91546 are 2, 7, 13, 503. Prime factorization of 91546 in exponential form is:

91546 = 21 × 71 × 131 × 5031

Prime Factorization of 91556

Prime factors of 91556 are 2, 47, 487. Prime factorization of 91556 in exponential form is:

91556 = 22 × 471 × 4871

Now multiplying the highest exponent prime factors to calculate the LCM of 91546 and 91556.

LCM(91546,91556) = 22 × 71 × 131 × 5031 × 471 × 4871
LCM(91546,91556) = 4190792788