Positive Integers » 20001-30000 » 21801-21900 » 21868

Divisors of the Positive Integer 21868

1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 994, 1562, 1988, 3124, 5467, 10934, 21868

Sum of all the Divisors of 21868, including itself

48384

Sum of the Proper Divisors of 21868

26516

Properties of the number 21868

The integer 21868 is an even number.
The integer 21868 is a Composite number.
26516 is greater than 21868, so 21868 is an abundant number.

The number 21868 as a Roman Numeral

_X_XMDCCCLXVIII (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 21868 in various Numeral Systems

Base Representation
2:101010101101100
3:1002222221
4:11111230
5:1144433
6:245124
7:120520
8:52554
9:32887
10:21868
11:15480
12:107A4
13:9C52
14:7D80
15:672D
16:556C
17:47B6
18:3D8G
19:33AI
20:2ED8
21:27C7
22:2140
23:1I7I
24:1DN4
25:19OI
26:1692
27:12QP
28:RP0
29:Q02
30:O8S
31:MND
32:LBC
33:K2M
34:IV6
35:HTS
36:GVG