Hello world! Please, i need to find Max number value(MAX invoice number INV-2025/16) from three General(text-number) columns: [TABLE="class: grid, width: 400"] INV-2016/16 INV-2018/16 INV-2017/16 INV-2021/16 INV-2020/16 INV-2019/16 INV-2025/16 INV-2022/16 INV-2023/16 INV-2024/16 [/TABLE] These columns are on different sheets. =INDIRECT("S"&MAX(IF(NOT(ISBLANK(S:S));ROW(S:S)))) no to this formula 'cause it's Volatile! {=IF(ISBLANK($P$5:$P$109);ROW($P$5);SUMPRODUCT(MAX((ROW($P$5:$P$109))*($P$5:$P$109<>"")))+1)} this is promising =RIGHT(A1;LEN(A1)-MIN(FIND({0;1;2;3;4;5;6;7;8;9};A1&"0123456789"))+2) this one for extracting numbers INV-2023/16, INV-2024/16, INV-2025/16 which one is Max ??:cat: