Born: 23 May 1950
Died: 21 Mar 2017 (66 years)
Martin McGuinness
Deputy First Minister (NI)
He would have celebrated his 166th Square Day on 01 November 2025 at 27,556 days.
These occur when your day age is a square number.
Day age
Days ahead
Year age
01 Nov 2025
27,556
166th
Square Day
4
75
Day age
Year age
0
0
0
1st
1
0
2nd
4
0
3rd
9
0
4th
16
0
5th
25
0
6th
36
0
7th
49
0
8th
64
0
9th
81
0
10th
100
0
11th
121
0
12th
144
0
13th
169
0
14th
196
0
15th
225
0
16th
256
0
17th
289
0
18th
324
0
19th
361
0
20th
400
1
21st
441
1
22nd
484
1
23rd
529
1
24th
576
1
25th
625
1
26th
676
1
27th
729
1
28th
784
2
29th
841
2
30th
900
2
31st
961
2
32nd
1,024
2
33rd
1,089
2
34th
1,156
3
35th
1,225
3
36th
1,296
3
37th
1,369
3
38th
1,444
3
39th
1,521
4
40th
1,600
4
41st
1,681
4
42nd
1,764
4
43rd
1,849
5
44th
1,936
5
45th
2,025
5
46th
2,116
5
47th
2,209
6
48th
2,304
6
49th
2,401
6
50th
2,500
6
51st
2,601
7
52nd
2,704
7
53rd
2,809
7
54th
2,916
7
55th
3,025
8
56th
3,136
8
57th
3,249
8
58th
3,364
9
59th
3,481
9
60th
3,600
9
61st
3,721
10
62nd
3,844
10
63rd
3,969
10
64th
4,096
11
65th
4,225
11
66th
4,356
11
67th
4,489
12
68th
4,624
12
69th
4,761
13
70th
4,900
13
71st
5,041
13
72nd
5,184
14
73rd
5,329
14
74th
5,476
14
75th
5,625
15
76th
5,776
15
77th
5,929
16
78th
6,084
16
79th
6,241
17
80th
6,400
17
81st
6,561
17
82nd
6,724
18
83rd
6,889
18
84th
7,056
19
85th
7,225
19
86th
7,396
20
87th
7,569
20
88th
7,744
21
89th
7,921
21
90th
8,100
22
91st
8,281
22
92nd
8,464
23
93rd
8,649
23
94th
8,836
24
95th
9,025
24
96th
9,216
25
97th
9,409
25
98th
9,604
26
99th
9,801
26
100th
10,000
27
101st
10,201
27
102nd
10,404
28
103rd
10,609
29
104th
10,816
29
105th
11,025
30
106th
11,236
30
107th
11,449
31
108th
11,664
31
109th
11,881
32
110th
12,100
33
111st
12,321
33
112nd
12,544
34
113rd
12,769
34
114th
12,996
35
115th
13,225
36
116th
13,456
36
117th
13,689
37
118th
13,924
38
119th
14,161
38
120th
14,400
39
121st
14,641
40
122nd
14,884
40
123rd
15,129
41
124th
15,376
42
125th
15,625
42
126th
15,876
43
127th
16,129
44
128th
16,384
44
129th
16,641
45
130th
16,900
46
131st
17,161
46
132nd
17,424
47
133rd
17,689
48
134th
17,956
49
135th
18,225
49
136th
18,496
50
137th
18,769
51
138th
19,044
52
139th
19,321
52
140th
19,600
53
141st
19,881
54
142nd
20,164
55
143rd
20,449
55
144th
20,736
56
145th
21,025
57
146th
21,316
58
147th
21,609
59
148th
21,904
59
149th
22,201
60
150th
22,500
61
151st
22,801
62
152nd
23,104
63
153rd
23,409
64
154th
23,716
64
155th
24,025
65
156th
24,336
66
157th
24,649
67
158th
24,964
68
159th
25,281
69
160th
25,600
70
161st
25,921
70
162nd
26,244
71
163rd
26,569
72
164th
26,896
73
165th
27,225
74
166th
27,556
75
167th
27,889
76
168th
28,224
77
169th
28,561
78
170th
28,900
79
171st
29,241
80
172nd
29,584
80
173rd
29,929
81
174th
30,276
82
175th
30,625
83
176th
30,976
84
177th
31,329
85
178th
31,684
86
179th
32,041
87
180th
32,400
88
181st
32,761
89
182nd
33,124
90
183rd
33,489
91
184th
33,856
92
185th
34,225
93
186th
34,596
94
187th
34,969
95
188th
35,344
96
189th
35,721
97
190th
36,100
98
191st
36,481
99
192nd
36,864
100
193rd
37,249
101
194th
37,636
103
195th
38,025
104
196th
38,416
105
197th
38,809
106
198th
39,204
107
199th
39,601
108
200th
40,000
109
201st
40,401
110
202nd
40,804
111
203rd
41,209
112
204th
41,616
113
205th
42,025
115
206th
42,436
116
207th
42,849
117
208th
43,264
118
209th
43,681
119
210th
44,100
120
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