What is the Least Common Multiple of 11956 and 11961?

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 of 11956 and 11961 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11956 and 11961, than apply into the LCM equation.

GCF(11956,11961) = 1
LCM(11956,11961) = ( 11956 × 11961) / 1
LCM(11956,11961) = 143005716 / 1
LCM(11956,11961) = 143005716

Least Common Multiple (LCM) of 11956 and 11961 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11956 and 11961. First we will calculate the prime factors of 11956 and 11961.

Prime Factorization of 11956

Prime Factorization of 11961

Now multiplying the highest exponent prime factors to calculate the LCM of 11956 and 11961.

LCM(11956,11961) = 2² × 7² × 61¹ × 3³ × 443¹
LCM(11956,11961) = 143005716