1290

Properties by base:

More about this number at Positiv Integers and Number Empire.

The number is not a prime.

Its 4 (4 unique) factors are:
2
3
5
43

Its 16 divisors are:
1
2
3
5
6
10
15
30
43
86
129
215
258
430
645
1290
Its aliquote sum is:
1878
makeing it a abundant number.

As Unicode codepoint (since version 3.2) this number represents this character:Ԋ CYRILLIC CAPITAL LETTER KOMI NJE in Cyrillic_Sup (Source: https://ucdapi.org/unicode/latest/codepoint/dec/1290); HTML: Ԋ

The number appears at position 712 of the decimal digits of π surrounded by
89258923542019956112129021960864034418159813 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: 907.422ms; cpu: 85.1039999999994ms)