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All Perfect Numbers Calculated
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Number
Link
Is perfect
0
Is 0 a perfect number
: = 0
1
Is 1 a perfect number
:
≠
1
2
Is 2 a perfect number
: 1
≠
2
3
Is 3 a perfect number
: 1
≠
3
4
Is 4 a perfect number
: 1 + 2
≠
4
5
Is 5 a perfect number
: 1
≠
5
6
Is 6 a perfect number
: 1 + 2 + 3 = 6
7
Is 7 a perfect number
: 1
≠
7
8
Is 8 a perfect number
: 1 + 2 + 4
≠
8
9
Is 9 a perfect number
: 1 + 3
≠
9
10
Is 10 a perfect number
: 1 + 2 + 5
≠
10
11
Is 11 a perfect number
: 1
≠
11
12
Is 12 a perfect number
: 1 + 2 + 3 + 4 + 6
≠
12
13
Is 13 a perfect number
: 1
≠
13
14
Is 14 a perfect number
: 1 + 2 + 7
≠
14
15
Is 15 a perfect number
: 1 + 3 + 5
≠
15
16
Is 16 a perfect number
: 1 + 2 + 4 + 8
≠
16
17
Is 17 a perfect number
: 1
≠
17
18
Is 18 a perfect number
: 1 + 2 + 3 + 6 + 9
≠
18
19
Is 19 a perfect number
: 1
≠
19
20
Is 20 a perfect number
: 1 + 2 + 4 + 5 + 10
≠
20
21
Is 21 a perfect number
: 1 + 3 + 7
≠
21
22
Is 22 a perfect number
: 1 + 2 + 11
≠
22
23
Is 23 a perfect number
: 1
≠
23
24
Is 24 a perfect number
: 1 + 2 + 3 + 4 + 6 + 8 + 12
≠
24
25
Is 25 a perfect number
: 1 + 5
≠
25
26
Is 26 a perfect number
: 1 + 2 + 13
≠
26
27
Is 27 a perfect number
: 1 + 3 + 9
≠
27
28
Is 28 a perfect number
: 1 + 2 + 4 + 7 + 14 = 28
29
Is 29 a perfect number
: 1
≠
29
30
Is 30 a perfect number
: 1 + 2 + 3 + 5 + 6 + 10 + 15
≠
30
31
Is 31 a perfect number
: 1
≠
31
32
Is 32 a perfect number
: 1 + 2 + 4 + 8 + 16
≠
32
33
Is 33 a perfect number
: 1 + 3 + 11
≠
33
34
Is 34 a perfect number
: 1 + 2 + 17
≠
34
35
Is 35 a perfect number
: 1 + 5 + 7
≠
35
36
Is 36 a perfect number
: 1 + 2 + 3 + 4 + 6 + 9 + 12 + 18
≠
36
37
Is 37 a perfect number
: 1
≠
37
38
Is 38 a perfect number
: 1 + 2 + 19
≠
38
39
Is 39 a perfect number
: 1 + 3 + 13
≠
39
40
Is 40 a perfect number
: 1 + 2 + 4 + 5 + 8 + 10 + 20
≠
40
41
Is 41 a perfect number
: 1
≠
41
42
Is 42 a perfect number
: 1 + 2 + 3 + 6 + 7 + 14 + 21
≠
42
43
Is 43 a perfect number
: 1
≠
43
44
Is 44 a perfect number
: 1 + 2 + 4 + 11 + 22
≠
44
45
Is 45 a perfect number
: 1 + 3 + 5 + 9 + 15
≠
45
46
Is 46 a perfect number
: 1 + 2 + 23
≠
46
47
Is 47 a perfect number
: 1
≠
47
48
Is 48 a perfect number
: 1 + 2 + 3 + 4 + 6 + 8 + 12 + 16 + 24
≠
48
49
Is 49 a perfect number
: 1 + 7
≠
49
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