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What is the Least Common Multiple of 61828 and 61846?

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 61828 and 61846 is 1911907244.

LCM(61828,61846) = 1911907244

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Least Common Multiple of 61828 and 61846 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 61828 and 61846, than apply into the LCM equation.

GCF(61828,61846) = 2
LCM(61828,61846) = ( 61828 × 61846) / 2
LCM(61828,61846) = 3823814488 / 2
LCM(61828,61846) = 1911907244

Least Common Multiple (LCM) of 61828 and 61846 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 61828 and 61846. First we will calculate the prime factors of 61828 and 61846.

Prime Factorization of 61828

Prime factors of 61828 are 2, 13, 29, 41. Prime factorization of 61828 in exponential form is:

61828 = 22 × 131 × 291 × 411

Prime Factorization of 61846

Prime factors of 61846 are 2, 17, 107. Prime factorization of 61846 in exponential form is:

61846 = 21 × 172 × 1071

Now multiplying the highest exponent prime factors to calculate the LCM of 61828 and 61846.

LCM(61828,61846) = 22 × 131 × 291 × 411 × 172 × 1071
LCM(61828,61846) = 1911907244