- Alpertron
- Number Theory
- Known 2-digit prime factors of Googolplex − 1

This is a list of known
2-digit prime factors of googolplex − 1, i.e., 10^{10^100} − 1.

These numbers have the form 1 + 2`k` × 2^{m} × 5^{n},
where 0 ≤ `m` ≤ 100 and 0 ≤ `n` ≤ 100.

In the list you can see the prime factors and their corresponding value of `k`.

- 11 (k=1)
- 17 (k=1)
- 41 (k=1)
- 73 (k=9)