8180

Properties by base:

More about this number at Positiv Integers and Number Empire.

The number is not a prime.

Its 4 (3 unique) factors are:
2² = 4
5
409

Its 12 divisors are:
1
2
4
5
10
20
409
818
1636
2045
4090
8180
Its aliquote sum is:
9040
makeing it a abundant number.

As Unicode codepoint (since version 1.1) this number represents this character:ῴ GREEK SMALL LETTER OMEGA WITH OXIA AND YPOGEGRAMMENI in Greek_Ext (Source: https://ucdapi.org/unicode/latest/codepoint/dec/8180); HTML: ῴ

The number appears at position 8807 of the decimal digits of π surrounded by
79073860251522742995818072471625916685451333 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: 791.7ms; cpu: 78.881999999993ms)