×the “Turning” happens in exactly 179 days?

Why was the number 179 (and not, say, 180) picked?

(I presume it wouldn’t change the story much if the number were slightly different. If it’s somehow crucial later in the story, though, please don’t spoil the details for me…)

×My DROD progress:

Official holds:
King Dugan’s Dungeon 2.0: Postmastered!
Journey to Rooted Hold: Postmastered!
The City Beneath: Mastered, 1 room left in postmastery area
Gunthro and the Epic Blunder: Mastered, 2 rooms left in postmastery area
The Second Sky: Completed (bad ending), 26% secrets; now playing:
Smitemaster’s Selections related to the main plot:
Devilishly Dangerous Dungeons of Doom: Completed, 16% secrets
Suit Pursuit: Mastered
Finding the First Truth: Completed, 18% secrets

Smitemater’s Selections unrelated to the main plot:
Complex Complex: The Complex
Flood Warning: Water Damage

דThere will be no Turning in the throne room unless I say so!”�

×That's the number of roads a man must walk down

×The beginning of TSS to when you find out about the turning is the 180th day?