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What is the Least Common Multiple of 61103 and 61122?

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 61103 and 61122 is 3734737566.

LCM(61103,61122) = 3734737566

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Least Common Multiple of 61103 and 61122 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 61103 and 61122, than apply into the LCM equation.

GCF(61103,61122) = 1
LCM(61103,61122) = ( 61103 × 61122) / 1
LCM(61103,61122) = 3734737566 / 1
LCM(61103,61122) = 3734737566

Least Common Multiple (LCM) of 61103 and 61122 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 61103 and 61122. First we will calculate the prime factors of 61103 and 61122.

Prime Factorization of 61103

Prime factors of 61103 are 7, 29, 43. Prime factorization of 61103 in exponential form is:

61103 = 72 × 291 × 431

Prime Factorization of 61122

Prime factors of 61122 are 2, 3, 61, 167. Prime factorization of 61122 in exponential form is:

61122 = 21 × 31 × 611 × 1671

Now multiplying the highest exponent prime factors to calculate the LCM of 61103 and 61122.

LCM(61103,61122) = 72 × 291 × 431 × 21 × 31 × 611 × 1671
LCM(61103,61122) = 3734737566