25 (number) - Wikiwand
https://www.wikiwand.com/en/25_(number)
Web25 is the sum of the five consecutive single-digit odd natural numbers 1, 3, 5, 7, and 9. 25 is a centered octagonal number, a centered square number, a centered octahedral number, and an automorphic number. 25 percent (%) is equal to 1 4. It is the smallest decimal Friedman number as it can be expressed by its own digits: 5 2.
DA: 20 PA: 80 MOZ Rank: 20