Positive Integers » 20001-30000 » 21901-22000 » 21986

Divisors of the Positive Integer 21986

1, 2, 10993, 21986

Sum of all the Divisors of 21986, including itself

32982

Sum of the Proper Divisors of 21986

10996

Properties of the number 21986

The integer 21986 is an even number.
The integer 21986 is a Composite number.
10996 is less than 21986, so 21986 is a deficient number.

The number 21986 as a Roman Numeral

_X_XMCMLXXXVI (Roman Numerals with underscores in front have their values increased by 1,000. The underscore represents a line over the numeral, because the Romans used overlines to multiply by 1,000.)

The number 21986 in various Numeral Systems

Base Representation
2:101010111100010
3:1010011022
4:11113202
5:1200421
6:245442
7:121046
8:52742
9:33138
10:21986
11:15578
12:10882
13:A013
14:8026
15:67AB
16:55E2
17:4815
18:3DF8
19:33H3
20:2EJ6
21:27HK
22:2198
23:1ICL
24:1E42
25:1A4B
26:16DG
27:1348
28:1016
29:Q44
30:OCQ
31:MR7
32:LF2
33:K68
34:J0M
35:HX6
36:GYQ