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What is the Least Common Multiple of 74698 and 74705?

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 74698 and 74705 is 5580314090.

LCM(74698,74705) = 5580314090

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Least Common Multiple of 74698 and 74705 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74698 and 74705, than apply into the LCM equation.

GCF(74698,74705) = 1
LCM(74698,74705) = ( 74698 × 74705) / 1
LCM(74698,74705) = 5580314090 / 1
LCM(74698,74705) = 5580314090

Least Common Multiple (LCM) of 74698 and 74705 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74698 and 74705. First we will calculate the prime factors of 74698 and 74705.

Prime Factorization of 74698

Prime factors of 74698 are 2, 13, 17. Prime factorization of 74698 in exponential form is:

74698 = 21 × 133 × 171

Prime Factorization of 74705

Prime factors of 74705 are 5, 67, 223. Prime factorization of 74705 in exponential form is:

74705 = 51 × 671 × 2231

Now multiplying the highest exponent prime factors to calculate the LCM of 74698 and 74705.

LCM(74698,74705) = 21 × 133 × 171 × 51 × 671 × 2231
LCM(74698,74705) = 5580314090