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What is the Least Common Multiple of 91356 and 91360?

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 91356 and 91360 is 2086571040.

LCM(91356,91360) = 2086571040

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Least Common Multiple of 91356 and 91360 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91356 and 91360, than apply into the LCM equation.

GCF(91356,91360) = 4
LCM(91356,91360) = ( 91356 × 91360) / 4
LCM(91356,91360) = 8346284160 / 4
LCM(91356,91360) = 2086571040

Least Common Multiple (LCM) of 91356 and 91360 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91356 and 91360. First we will calculate the prime factors of 91356 and 91360.

Prime Factorization of 91356

Prime factors of 91356 are 2, 3, 23, 331. Prime factorization of 91356 in exponential form is:

91356 = 22 × 31 × 231 × 3311

Prime Factorization of 91360

Prime factors of 91360 are 2, 5, 571. Prime factorization of 91360 in exponential form is:

91360 = 25 × 51 × 5711

Now multiplying the highest exponent prime factors to calculate the LCM of 91356 and 91360.

LCM(91356,91360) = 25 × 31 × 231 × 3311 × 51 × 5711
LCM(91356,91360) = 2086571040