Number Theory
Problems related to integers, prime numbers, congruences, etc.
Problems in this category
The problem is to find the least common multiple (LCM) of 180 and 54.
Least Common MultipleLCMPrime FactorizationDivisibility
2025/3/6
We are given that $X = a^2 \times 7^{b+2}$ and $Y = a^3 \times 7^2$. We are also given that the grea...
Greatest Common FactorLeast Common MultiplePrime Factorization
2025/3/6