Number Theory
Problems related to integers, prime numbers, congruences, etc.
Problems in this category
The problem is to convert denary numbers (decimal numbers) from 1 to 15 into binary numbers. Also, w...
Binary NumbersDecimal to Binary ConversionNumber SystemsBase Conversion
2025/3/10
The problem asks to convert binary numbers to their decimal equivalents. We are given a list of bina...
Binary NumbersDecimal ConversionNumber Systems
2025/3/10
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