New posts in Factoring

How to factor $x^6+x^5-3\,x^4+2\,x^3+3\,x^2+x-1$ by hand?

Sum of factors of a huge number.

Prove that if $7^n-3^n$ is divisible by $n>1$, then $n$ must be even.

Solving $10x^4-13x^2+4=0$

Prove that $n^2 + 2^n$ is composite if $n\not\equiv3\pmod{6}$.

Is this olympiad-like question about remainders an open problem?

Solve $x^4+3x^3+6x+4=0$... easier way?

Is 641 the Smallest Factor of any Composite Fermat Number?

How did Euler realize $x^4-4x^3+2x^2+4x+4=(x^2-(2+\alpha)x+1+\sqrt{7}+\alpha)(x^2-(2-\alpha)x+1+\sqrt{7}-\alpha)$?

Derivation of factorization of $a^n-b^n$