A four digit number divisible by 7 becomes divisible by 3 when…

A four digit number divisible by 7 becomes divisible by 3 when 16 is added to it. The largest such number is :

This problem repeats another one in the library (at most with different numbers), so it's left out of browsing.

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #46233