To quote:
> people have shown they can now factor the number 35, after having been stuck with 21 for years. Correction, they could demonstrate a quantum circuit that could factor the number 35 after it knew that 5 and 7 are its factors, see the paper by Gutmann and Neuhaus I linked to above, "Replication of Quantum Factorisation Records with an 8-bit Home Computer, an Abacus, and a Dog".