Divisors of the Positive Integer 19

1, 19

Sum of all the Divisors of 19, including itself

20

Sum of the Proper Divisors of 19

1

Properties of the number 19

The integer 19 is an odd number.
The integer 19 is a Prime number.
1 is less than 19, so 19 is a deficient number.

The number 19 as a Roman Numeral

XIX

The number 19 in various Numeral Systems

Base	Representation
2:	10011
3:	201
4:	103
5:	34
6:	31
7:	25
8:	23
9:	21
10:	19
11:	18
12:	17
13:	16
14:	15
15:	14
16:	13
17:	12
18:	11
19:	10
20:	J
21:	J
22:	J
23:	J
24:	J
25:	J
26:	J
27:	J
28:	J
29:	J
30:	J
31:	J
32:	J
33:	J
34:	J
35:	J
36:	J