History of the largest known CPAP-10
Primes n's Digits When Discoverer(s)
189382061960492204 • 257# + x106 + 210 • n 0..9 121 9 Dec 2021 Serge Batalov
1180477472752474 • 193# + x77 + 210 • n 0..9 93 8 Dec 2008 Manfred Toplic
507618446770482 • 193# + x77 + 210 • n 0..9 93 2 Mar 1998 Manfred Toplic, Harvey Dubner, Tony Forbes, Nik Lygeros, 
Michel Mizony, Paul Zimmermann, CP10

Big constants

x77 = 54538241683887582668189703590110659057865934764604873840781923513421103495579

x106 = 1153762228327967262749742078637565852209646810567096822339169424875092523431859764709708315833909447378791