Googology Wiki - hn Reader

New to big numbers?

Googology is the mathematical study of large numbers and fast-growing functions, as well as their properties and nomenclature. If you're interested in the subject, but you don't know where to start, try reading about some basic functions and ideas:

Short essay on the foundations and history of the field
Googol and googolplex
Tetration
Arrow notation
Graham's number
Introduction to Googology blog post by Sbiis Saibian
List of googolisms and functions

Also, be sure to check out the links below.

Around the Wiki

Article Count Progress

We have reached 0% of our goal of 10¹⁰⁰ articles!

Quote

There are 10¹¹ stars in the galaxy. That used to be a huge number.

—Richard Feynman^[src]

Contributing

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GoogolNews™

2026

August 9, 2026: We reached the 46,000th article after ten days less than three months!
May 19, 2026: Finally, we reached the 45,000th article milestone after two months from the 44,000th article despite the mass slowdown of the article creation territory, once again since the last year!
April 1, 2026: Happy April Fool's Day, 2026!
March 11, 2026: This is the 44,444th article, another repeating digit milestone! We are inching closer to the 45,000 article milestone.
March 1, 2026: Now it's time for the 44,000th article. We have only 1,000 articles left before the small 45,000th article milestone. But the integer article creation blowout's timing is actually unsustainable.
February 18, 2026: This is the 43,000th article approach. We are nearing the 45,000th article milestone soon during the brief integer article blowout.
February 14, 2026: Happy Valentines Day, we have now reached the 42,000th article. 3 days after the previous milestone from the integer-related article creation blowout! Here we go!
February 11, 2026: We reached the 41,000th article. What the hell is the natural number article creation blowout!?!
January 31, 2026: We celebrated a major milestone with the 40,000th article! But this major milestone is a fair bit smaller than the 30,000th article one. The article creation blowout is back again!
January 30, 2026: We made the 39,000th article! The next milestone? That'll be a major one we'll have to see...
January 1, 2026: Happy New Year, 2026!

2025

December 24, 2025: Merry Christmas Eve, we have just reached the 38,000th article.
December 5, 2025: Googology Wiki is now 17 years old!
October 22, 2025: We have just reached the 37,000th article following yet another brief blowout.
October 2, 2025: The user interactions section of the policy was updated for clarity.
September 21–22 [?], 2025: We reached the 36,000th article milestone amid the brief blowout.
September 18, 2025: In light of recent incidents, do not use the wiki—including blogs—to attack or insult others; keep off‑site disputes off‑wiki, and avoid abusive or profane language; violations will be removed and may result in blocks.
July 11, 2025: We celebrated yet another major milestone amid the end of the article creation blowout. We made the 35,000th article! This is not quite as big as the 25,000th article milestone.

More news...