1540

Properties by base:

More about this number at Positiv Integers and Number Empire.

The number is not a prime.

Its 5 (4 unique) factors are:
2² = 4
5
7
11

Its 24 divisors are:
1
2
4
5
7
10
11
14
20
22
28
35
44
55
70
77
110
140
154
220
308
385
770
1540
Its aliquote sum is:
2492
makeing it a abundant number.

As Unicode codepoint (since version 6.1) this number represents this character:؄ ARABIC SIGN SAMVAT in Arabic (Source: https://ucdapi.org/unicode/latest/codepoint/dec/1540); HTML: ؄

The number appears at position 21836 of the decimal digits of π surrounded by
50110798760717155683154078865439041210873032 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: 962.914ms; cpu: 82.6989999999999ms)