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What is the Least Common Multiple of 74830 and 74847?

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 74830 and 74847 is 5600801010.

LCM(74830,74847) = 5600801010

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Least Common Multiple of 74830 and 74847 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74830 and 74847, than apply into the LCM equation.

GCF(74830,74847) = 1
LCM(74830,74847) = ( 74830 × 74847) / 1
LCM(74830,74847) = 5600801010 / 1
LCM(74830,74847) = 5600801010

Least Common Multiple (LCM) of 74830 and 74847 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74830 and 74847. First we will calculate the prime factors of 74830 and 74847.

Prime Factorization of 74830

Prime factors of 74830 are 2, 5, 7, 1069. Prime factorization of 74830 in exponential form is:

74830 = 21 × 51 × 71 × 10691

Prime Factorization of 74847

Prime factors of 74847 are 3, 61, 409. Prime factorization of 74847 in exponential form is:

74847 = 31 × 611 × 4091

Now multiplying the highest exponent prime factors to calculate the LCM of 74830 and 74847.

LCM(74830,74847) = 21 × 51 × 71 × 10691 × 31 × 611 × 4091
LCM(74830,74847) = 5600801010