50286...78379 (130-digits)

This number is a prime.

5028695206 8425698646 8614161825 3083416610 0810900753 6667477677
5706538324 9613644122 0013811637 8509733307 9718766529 8489898590 5923678379

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The largest of the two prime factors of RSA-260, factored by Eric Lu on 3rd September 2026. It broke the previous record held by RSA-250, factored in February 2020. [Gudipati]

Submitted: 2026-09-04 04:25:31; Last Modified: 2026-09-04 12:25:31.