The Set hole will go live in approximately . Why not try and solve it ahead of time?

Rankings: Holes

Prime Numbers (Long) in C# in bytes.

# Golfer Points Bytes Time
1st primo-ppcg 🇹🇭 1,000 66
1st Lydxn 🇨🇦 1,000 66
1st nwellnhof 🇩🇪 1,000 66
1st JayXon 🇺🇸 1,000 66
1st billings7 🇬🇧 1,000 66
1st ScottHamper 1,000 66
1st btnlq 1,000 66
1st Yax42 🇫🇷 1,000 66
1st catfish000 1,000 66
10th janbehrens 🇩🇪 957 69
10th stefangimmillaro 957 69
10th MeWhenI 🇻🇦 957 69
10th Steffan153 🇫🇮 957 69
10th AdrienHache 🇫🇷 957 69
10th KrausRaus 🇺🇸 957 69
10th Yewzir 957 69
10th namelessiw 957 69
10th SirBogman 🇺🇸 957 69
10th sean-niemann 🇺🇸 957 69
20th Irratix 🇳🇱 930 71
20th Shanethegamer 🇺🇸 930 71
20th tomtheisen 🇺🇸 930 71
20th Ripick 930 71
24th CatsAreFluffy 917 72
25th prplz 🇦🇺 904 73
25th sultan 904 73
27th ChrisTheisen 892 74
28th LS2021 880 75
29th hamhub7 846 78
30th postie77 815 81
31st tomh1012 805 82
31st Re-Adventures 🇮🇳 805 82
31st ElysiaVesper 805 82
31st Matgc04 805 82
35th annaproxy 795 83
35th josephdwalker 795 83
37th FreyLuis 786 84
37th dokutan 786 84
39th bac0id 767 86
39th malworthy 767 86
39th epic-programmer-guy 767 86
42nd Betuaredead 759 87
42nd arctouch-cristiannevianna 759 87
42nd leth4 759 87
42nd najs91 759 87
46th ericlangedijk 🇸🇮 750 88
46th Florian-Mt 750 88
48th astdefu 742 89
48th kenthie42 742 89
50th HumanoidCPU 733 90
51st rifatx 725 91
52nd RandGuy 717 92
52nd SmartK8 🇨🇿 717 92
54th rollershutter 702 94
55th yannikHoeflich 695 95
55th Adix-null 🇱🇹 695 95
55th msbranicky 695 95
55th aDwarfNamedUrist 695 95
59th Pyro569 688 96
60th eshilo-draper 667 99
60th Ythaenagor 667 99
62nd wescombs10 660 100
62nd kaedepol 660 100
64th MaxElf999 653 101
64th Mikey-Beep 🇬🇧 653 101
66th TimJackMaster 623 106
67th mduckles 611 108
68th resoNathan 564 117
69th tbschff 559 118
70th KatieLG 🇬🇧 528 125
70th Mortistar 528 125
72nd MarkStockwellZA 512 129
73rd kevinnaviapaiva 420 157
74th CaedenHarper 🇨🇦 11 5,966
75th retrohun 9 7,193