The number frequently appears as a page reference in the , the official journal of the U.S. government.
PG13-luc (wt p53 binding sites) (Plasmid #16442) * Luciferase reporter containing 13 copies of the p53-binding consensus sequence. Lowering Drug Prices by Once Again Putting Americans First 16442mp4
It appears in developer discussions regarding the use of FFmpeg to quickly extract high-quality frames from video files like .mp4 . The number frequently appears as a page reference