Divisors of the Positive Integer 128

1, 2, 4, 8, 16, 32, 64, 128

Sum of all the Divisors of 128, including itself

255

Sum of the Proper Divisors of 128

127

Properties of the number 128

The integer 128 is an even number.
The integer 128 is a Composite number.
127 is less than 128, so 128 is a deficient number.

The number 128 as a Roman Numeral

CXXVIII

The number 128 in various Numeral Systems

Base	Representation
2:	10000000
3:	11202
4:	2000
5:	1003
6:	332
7:	242
8:	200
9:	152
10:	128
11:	107
12:	A8
13:	9B
14:	92
15:	88
16:	80
17:	79
18:	72
19:	6E
20:	68
21:	62
22:	5I
23:	5D
24:	58
25:	53
26:	4O
27:	4K
28:	4G
29:	4C
30:	48
31:	44
32:	40
33:	3T
34:	3Q
35:	3N
36:	3K