What is the Least Common Multiple of 25860 and 25864?

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 25860 and 25864 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25860 and 25864, than apply into the LCM equation.

GCF(25860,25864) = 4
LCM(25860,25864) = ( 25860 × 25864) / 4
LCM(25860,25864) = 668843040 / 4
LCM(25860,25864) = 167210760

Least Common Multiple (LCM) of 25860 and 25864 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25860 and 25864. First we will calculate the prime factors of 25860 and 25864.

Prime Factorization of 25860

Prime Factorization of 25864

Now multiplying the highest exponent prime factors to calculate the LCM of 25860 and 25864.

LCM(25860,25864) = 2³ × 3¹ × 5¹ × 431¹ × 53¹ × 61¹
LCM(25860,25864) = 167210760