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What is the Least Common Multiple of 30961 and 30969?

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 30961 and 30969 is 958831209.

LCM(30961,30969) = 958831209

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Least Common Multiple of 30961 and 30969 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30961 and 30969, than apply into the LCM equation.

GCF(30961,30969) = 1
LCM(30961,30969) = ( 30961 × 30969) / 1
LCM(30961,30969) = 958831209 / 1
LCM(30961,30969) = 958831209

Least Common Multiple (LCM) of 30961 and 30969 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30961 and 30969. First we will calculate the prime factors of 30961 and 30969.

Prime Factorization of 30961

Prime factors of 30961 are 7, 4423. Prime factorization of 30961 in exponential form is:

30961 = 71 × 44231

Prime Factorization of 30969

Prime factors of 30969 are 3, 31, 37. Prime factorization of 30969 in exponential form is:

30969 = 33 × 311 × 371

Now multiplying the highest exponent prime factors to calculate the LCM of 30961 and 30969.

LCM(30961,30969) = 71 × 44231 × 33 × 311 × 371
LCM(30961,30969) = 958831209