638

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
11
29

Its 8 divisors are:
1
2
11
22
29
58
319
638
Its aliquote sum is:
442
makeing it a deficient number.

As Unicode codepoint (since version 1.1) this number represents this character:ɾ LATIN SMALL LETTER R WITH FISHHOOK in IPA_Ext (Source: https://ucdapi.org/unicode/latest/codepoint/dec/638); HTML: ɾ

In the work of Johann Sebastian Bach BWV 638 is Es ist das Heil uns kommen her

The number appears at position 929 of the decimal digits of π surrounded by
0428755468731159562863882353787593751957781 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: 1052.169ms; cpu: 95.5840000000006ms)