180

Properties by base:

More about this number at Positiv Integers and Number Empire.

The number is not a prime.

Its 5 (3 unique) factors are:
2² = 4
3² = 9
5

Its 18 divisors are:
1
2
3
4
5
6
9
10
12
15
18
20
30
36
45
60
90
180
Its aliquote sum is:
366
makeing it a abundant number.

As Unicode codepoint (since version 1.1) this number represents this character:´ ACUTE ACCENT in Latin_1_Sup (Source: https://ucdapi.org/unicode/latest/codepoint/dec/180); HTML: ´

In the work of Johann Sebastian Bach BWV 180 is Schmücke dich, o liebe Seele

The number appears at position 3664 of the decimal digits of π surrounded by
1548141654985946163718027098199430992448895 Source: The Pi-Search Page

Computations done with Math::BigInt 1.999811 and Math::Pari 2.030523 based on PARI/GP 2.11.3 (elapsed: 888.291ms; cpu: 93.1879999999978ms)