Saturday, January 09, 2010

[uhylfhgg] Happy new year

A bit of silly computational mathematics: the first 2010 digit prime number is 102009+1833. Here are some primes for other years:

102020 + 6987
102019 + 1447
102018 + 1117
102017 + 3417
102016 + 1929
102015 + 823
102014 + 9703
102013 + 1393
102012 + 1921
102011 + 1213
102010 + 5467
102009 + 1833
102008 + 453
102007 + 4471
102006 + 2247
102005 + 141
102004 + 4863
102003 + 9073
102002 + 17589
102001 + 5037
102000 + 4561
101999 + 7321
101998 + 669
101997 + 6123
101996 + 13137
101995 + 14167
101994 + 697
101993 + 8071
101992 + 1461
101991 + 13783
101990 + 1117
101989 + 5551
101988 + 4279
101987 + 1489
101986 + 9031
101985 + 3387
101984 + 8919
101983 + 5791
101982 + 2569
101981 + 2679
101980 + 171

? for(del=0,40,year=2020-del;for(i=0,10^6,if(ispseudoprime(10^year+i),print(year," ",i);break)))

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