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Largest known prime number
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The largest known prime number as of August 2026 is 2136,279,841 − 1, a number that has 41,024,320 digits when written in the decimal system. It was found on October 12, 2024, on a cloud-based virtual
Using standard A4 paper format of 50 lines per page and 75 characters per line, it would require 10,940 single-sided pages to print this prime number,
Using standard A4 paper format of 50 lines per page and 75 characters per line, it would require 10,940 single-sided pages to print this prime number, or approximately 22 reams of paper. (15 are shown here.)