671

Properties by base:

More about this number at Positiv Integers and Number Empire.

The number is not a prime.

Its 2 (2 unique) factors are:
11
61

Its 4 divisors are:
1
11
61
671
Its aliquote sum is:
73
makeing it a deficient number.

As Unicode codepoint (since version 1.1) this number represents this character:ʟ LATIN LETTER SMALL CAPITAL L in IPA_Ext (Source: https://ucdapi.org/unicode/latest/codepoint/dec/671); HTML: ʟ

In the work of Johann Sebastian Bach BWV 671 is Kyrie, Gott heiliger Geist (à 5. Cum Organo pleno, Canto fermo in Basso)

The number appears at position 1183 of the decimal digits of π surrounded by
3931925506040092770167113900984882401285836 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: 952.594ms; cpu: 125.136999999999ms)