9940

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
71

Its 24 divisors are:
1
2
4
5
7
10
14
20
28
35
70
71
140
142
284
355
497
710
994
1420
1988
2485
4970
9940
Its aliquote sum is:
14252
makeing it a abundant number.

As Unicode codepoint (since version 5.2) this number represents this character:⛔ NO ENTRY in Misc_Symbols (Source: https://ucdapi.org/unicode/latest/codepoint/dec/9940); HTML: ⛔

The number appears at position 23806 of the decimal digits of π surrounded by
21434369676292745910994006008498356842520191 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: 862.641ms; cpu: 159.239ms)