Every Day Counts

The guy who decides what you should like.

Simon will celebrate his 2,700th Prime Day tomorrow.

Prime Days occur when your day age is a prime number.


Simon Cowell
 
is 24,280 days old.
Date of birth
Previous Events
Day Age
Event
Days Ago
Year Age
07 Jan 1982
8,128
16,152
22
25 Jul 1993
12,345
11,935
33
15 Aug 2004
16,384
7,896
44
03 Apr 2008
17,711
6,569
48
13 Nov 2019
21,952
2,328
60
09 Aug 2020
22,222
2,058
60
21 Feb 2023
23,148
1,132
63
13 Aug 2023
23,321
959
63
29 May 2024
23,611
669
64
03 Jun 2025
23,981
299
65
22 Jun 2025
24,000
280
65
17 Jul 2025
24,025
255
65
23 Jul 2025
24,031
249
65
20 Sep 2025
24,090
190
65
01 Jan 2026
24,193
87
66
19 Jan 2026
24,211
69
66
19 Feb 2026
24,242
38
66
28 Feb 2026
24,251
29
66
28 Mar 2026
24,279
yesterday
66

Future Events

When will you be celebrating?

Enter your date of birth and find out.

They're not just for celebrities!

SIGN UP

and we'll inform you of all your special days.