Positive Integers » 20001-30000 » 28701-28800 » 28720

Divisors of the Positive Integer 28720

1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 359, 718, 1436, 1795, 2872, 3590, 5744, 7180, 14360, 28720

Sum of all the Divisors of 28720, including itself

66960

Sum of the Proper Divisors of 28720

38240

Properties of the number 28720

The integer 28720 is an even number.
The integer 28720 is a Composite number.
38240 is greater than 28720, so 28720 is an abundant number.

The number 28720 as a Roman Numeral

_X_X_VMMMDCCXX (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 28720 in various Numeral Systems

Base Representation
2:111000000110000
3:1110101201
4:13000300
5:1404340
6:340544
7:146506
8:70060
9:43351
10:28720
11:1A63A
12:14754
13:100C3
14:A676
15:879A
16:7030
17:5E67
18:4GBA
19:43AB
20:3BG0
21:322D
22:2F7A
23:286G
24:21KG
25:1KNK
26:1GCG
27:1CAJ
28:18HK
29:154A
30:11RA
31:TRE
32:S1G
33:QCA
34:OSO
35:NFK
36:M5S