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What is the Least Common Multiple of 56770 and 56787?

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 56770 and 56787 is 3223797990.

LCM(56770,56787) = 3223797990

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Least Common Multiple of 56770 and 56787 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56770 and 56787, than apply into the LCM equation.

GCF(56770,56787) = 1
LCM(56770,56787) = ( 56770 × 56787) / 1
LCM(56770,56787) = 3223797990 / 1
LCM(56770,56787) = 3223797990

Least Common Multiple (LCM) of 56770 and 56787 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56770 and 56787. First we will calculate the prime factors of 56770 and 56787.

Prime Factorization of 56770

Prime factors of 56770 are 2, 5, 7, 811. Prime factorization of 56770 in exponential form is:

56770 = 21 × 51 × 71 × 8111

Prime Factorization of 56787

Prime factors of 56787 are 3, 23, 823. Prime factorization of 56787 in exponential form is:

56787 = 31 × 231 × 8231

Now multiplying the highest exponent prime factors to calculate the LCM of 56770 and 56787.

LCM(56770,56787) = 21 × 51 × 71 × 8111 × 31 × 231 × 8231
LCM(56770,56787) = 3223797990