170

Properties by base:

More about this number at Positiv Integers and Number Empire.

The number is not a prime.

Its 3 (3 unique) factors are:
2
5
17

Its 8 divisors are:
1
2
5
10
17
34
85
170
Its aliquote sum is:
154
makeing it a deficient number.

As Unicode codepoint (since version 1.1) this number represents this character:ª FEMININE ORDINAL INDICATOR in Latin-1 Supplement (Source: https://unicode-api.aaronluna.dev/v1/codepoints/aa?show_props=Basic); HTML: ª

In the work of Johann Sebastian Bach BWV 170 is Vergnügte Ruh, beliebte Seelenlust

The number appears at position 95 of the decimal digits of π surrounded by
6208998628034825342117067982148086513282306 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: 1694.837ms; cpu: 88.0989999999999ms)