670

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
67

Its 8 divisors are:
1
2
5
10
67
134
335
670
Its aliquote sum is:
554
makeing it a deficient number.

As Unicode codepoint (since version 1.1) this number represents this character:ʞ LATIN SMALL LETTER TURNED K in IPA_Ext (Source: https://ucdapi.org/unicode/latest/codepoint/dec/670); HTML: ʞ

In the work of Johann Sebastian Bach BWV 670 is Christe, aller Welt Trost (à 2 Clav. et Ped., Canto fermo in Tenore

The number appears at position 4887 of the decimal digits of π surrounded by
5906735023507283540567040386743513622224771 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: 927.297ms; cpu: 94.0089999999998ms)